<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2020v4.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2021-12-23T13:39:09-06:00</ReturnTs>
    <TaxPeriodEndDt>2020-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>236410283</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>ISDANER &amp; COMPANY LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>THREE BALA PLAZA SUITE 501 WEST</AddressLine1Txt>
        <CityNm>BALA CYNWYD</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>190043484</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2020-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>231370444</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>THE LIBRARY COMPANY OF PHILADELPHIA</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>LIBR</BusinessNameControlTxt>
      <PhoneNum>2155463181</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1314 LOCUST STREET</AddressLine1Txt>
        <CityNm>PHILADELPHIA</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>19107</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>MICHAEL J BARSANTI</PersonNm>
      <PersonTitleTxt>EXECUTIVE DIRECTOR</PersonTitleTxt>
      <PhoneNum>2155463181</PhoneNum>
      <SignatureDt>2021-12-21</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>MICHAEL</PersonFirstNm>
        <PersonLastNm>BARSANTI</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>EDWARD W DORAN CPA</PreparerPersonNm>
      <PTIN>P00841330</PTIN>
      <PhoneNum>6106684200</PhoneNum>
      <PreparationDt>2021-12-21</PreparationDt>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2020</TaxYr>
    <BuildTS>2022-09-23 18:48:47Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="11">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>MICHAEL J BARSANTI</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>1314 LOCUST STREET</AddressLine1Txt>
        <CityNm>PHILADELPHIA</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>19107</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>6488984</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.LIBRARYCOMPANY.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1731</FormationYr>
      <LegalDomicileStateCd>PA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>INDEPENDENT RESEARCH LIBRARY FOR THE STUDY OF AMERICAN HISTORY AND CULTURE</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>20</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>20</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>27</TotalEmployeeCnt>
      <TotalVolunteersCnt>1</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>1201531</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>2129477</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>130848</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>161658</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>1920806</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>954910</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>5930</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>9561</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>3259115</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>3255606</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>231881</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>187085</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>1855927</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>2013233</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>327077</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>1769337</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>1833968</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>3857145</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>4034286</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-598030</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-778680</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>36407422</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>37905585</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>133512</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>271046</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>36273910</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>37634539</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>THE MISSION OF THE LIBRARY COMPANY IS TO ENRICH PUBLIC UNDERSTANDING OF OUR NATION'S HISTORY BY FOSTERING ADVANCED RESEARCH IN ITS COLLECTIONS OF PRIMARY SOURCE MATERIALS RELATING TO AMERICAN HISTORY AND CULTURE FROM THE 17TH THROUGH 19TH CENTURIES.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>2756492</ExpenseAmt>
      <GrantAmt>187085</GrantAmt>
      <RevenueAmt>161658</RevenueAmt>
      <Desc>OPERATION OF A RARE BOOK REPOSITORY AND RESEARCH LIBRARY, PRESENTING EXHIBITS, PROGRAMS AND PUBLICATIONS FOR MEMBERS AND GENERAL PUBLIC.</Desc>
      <TotalProgramServiceExpensesAmt>2756492</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="RetDoc1039700001">0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="RetDoc1039700001">1</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd referenceDocumentId="RetDoc1039700001">0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">1</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">0</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc1041300001">0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc1041300001">1</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc1041300001">0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">1</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd referenceDocumentId="RetDoc1042900001">1</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd referenceDocumentId="RetDoc1042900001">0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd referenceDocumentId="RetDoc1043400001">1</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="RetDoc1043400001">0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd referenceDocumentId="RetDoc1043400001">0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd referenceDocumentId="RetDoc1043400001">0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>60</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>27</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>20</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>20</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>1</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>1</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>1</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>MICHAEL BARSANTI</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>2155463181</PhoneNum>
        <USAddress>
          <AddressLine1Txt>1314 LOCUST STREET</AddressLine1Txt>
          <CityNm>PHILADELPHIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19107</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>HOWELL ROSENBERG</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MAUDE DE SCHAUENSEE</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOSEPH M EVANS JR</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN F MEIGS</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NICHOLAS D CONSTAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>B ROBERT DEMENTO</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHELLE FLAMER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JUDITH FREYER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHARLES P KEATES</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL B MANN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LOUISE MARSHALL KELLY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RANDALL M MILLER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEPHEN P MULLIN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DANIEL RICHTER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES H SCOTT</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>THERESA R SNYDER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RICHARD WOOD SNOWDEN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARIA M THOMPSON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>EDWARD WADDINGTON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CLARENCE WOLF</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RAECHEL HAMMER</PersonNm>
        <TitleTxt>CHIEF DEVELOPMENT OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>133003</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>19749</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES GREEN</PersonNm>
        <TitleTxt>LIBRARIAN</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>118279</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>15698</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL BARSANTI</PersonNm>
        <TitleTxt>EDWIN WOLF 2ND DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>155160</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>18059</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>406442</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>53506</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>3</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>YOUR PART-TIME CONTROLLER</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1500 WALNUT ST SUITE 1200</AddressLine1Txt>
            <CityNm>PHILADELPHIA</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>19102</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>ACCOUNTING</ServicesDesc>
        <CompensationAmt>209840</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>1</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>185797</MembershipDuesAmt>
      <FundraisingAmt>49650</FundraisingAmt>
      <GovernmentGrantsAmt>377498</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>1516532</AllOtherContributionsAmt>
      <NoncashContributionsAmt>397005</NoncashContributionsAmt>
      <TotalContributionsAmt>2129477</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>OTHER LIBRARY SERVICES</Desc>
        <BusinessCd>519100</BusinessCd>
        <TotalRevenueColumnAmt>161658</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>161658</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>161658</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>503191</TotalRevenueColumnAmt>
        <ExclusionAmt>503191</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>8300</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>8300</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>8300</TotalRevenueColumnAmt>
        <ExclusionAmt>8300</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>3626656</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>3174937</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>451719</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>451719</TotalRevenueColumnAmt>
        <ExclusionAmt>451719</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>59702</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>49650</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>58441</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>1261</TotalRevenueColumnAmt>
        <ExclusionAmt>1261</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>3255606</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>161658</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>964471</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>187085</TotalAmt>
        <ProgramServicesAmt>187085</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>286729</TotalAmt>
        <ProgramServicesAmt>133977</ProgramServicesAmt>
        <FundraisingAmt>152752</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>1320318</TotalAmt>
        <ProgramServicesAmt>1018192</ProgramServicesAmt>
        <ManagementAndGeneralAmt>191391</ManagementAndGeneralAmt>
        <FundraisingAmt>110735</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>114724</TotalAmt>
        <ProgramServicesAmt>89081</ProgramServicesAmt>
        <ManagementAndGeneralAmt>16840</ManagementAndGeneralAmt>
        <FundraisingAmt>8803</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>162110</TotalAmt>
        <ProgramServicesAmt>121041</ProgramServicesAmt>
        <ManagementAndGeneralAmt>21190</ManagementAndGeneralAmt>
        <FundraisingAmt>19879</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>129352</TotalAmt>
        <ProgramServicesAmt>93538</ProgramServicesAmt>
        <ManagementAndGeneralAmt>15753</ManagementAndGeneralAmt>
        <FundraisingAmt>20061</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>4338</TotalAmt>
        <ProgramServicesAmt>2169</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2169</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>241744</TotalAmt>
        <ManagementAndGeneralAmt>241744</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>16000</TotalAmt>
        <ProgramServicesAmt>8000</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8000</ManagementAndGeneralAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>137725</TotalAmt>
        <ManagementAndGeneralAmt>137725</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>213064</TotalAmt>
        <ProgramServicesAmt>106532</ProgramServicesAmt>
        <ManagementAndGeneralAmt>106532</ManagementAndGeneralAmt>
      </FeesForServicesOtherGrp>
      <OfficeExpensesGrp>
        <TotalAmt>125577</TotalAmt>
        <ProgramServicesAmt>52266</ProgramServicesAmt>
        <ManagementAndGeneralAmt>70121</ManagementAndGeneralAmt>
        <FundraisingAmt>3190</FundraisingAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>327674</TotalAmt>
        <ProgramServicesAmt>278523</ProgramServicesAmt>
        <ManagementAndGeneralAmt>49151</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>11452</TotalAmt>
        <ProgramServicesAmt>93</ProgramServicesAmt>
        <ManagementAndGeneralAmt>6383</ManagementAndGeneralAmt>
        <FundraisingAmt>4976</FundraisingAmt>
      </TravelGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>389373</TotalAmt>
        <ProgramServicesAmt>330967</ProgramServicesAmt>
        <ManagementAndGeneralAmt>58406</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>46095</TotalAmt>
        <ProgramServicesAmt>18438</ProgramServicesAmt>
        <ManagementAndGeneralAmt>23048</ManagementAndGeneralAmt>
        <FundraisingAmt>4609</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>BOOKS AND PERIODICALS</Desc>
        <TotalAmt>177810</TotalAmt>
        <ProgramServicesAmt>177810</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>LIBRARY EXPENSES</Desc>
        <TotalAmt>132631</TotalAmt>
        <ProgramServicesAmt>132313</ProgramServicesAmt>
        <FundraisingAmt>318</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>STAFF DEVELOPMENT</Desc>
        <TotalAmt>7874</TotalAmt>
        <ProgramServicesAmt>5694</ProgramServicesAmt>
        <ManagementAndGeneralAmt>959</ManagementAndGeneralAmt>
        <FundraisingAmt>1221</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalAmt>2611</TotalAmt>
        <ProgramServicesAmt>773</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1305</ManagementAndGeneralAmt>
        <FundraisingAmt>533</FundraisingAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>4034286</TotalAmt>
        <ProgramServicesAmt>2756492</ProgramServicesAmt>
        <ManagementAndGeneralAmt>950717</ManagementAndGeneralAmt>
        <FundraisingAmt>327077</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>297012</BOYAmt>
        <EOYAmt>550996</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>361057</BOYAmt>
        <EOYAmt>377765</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <EOYAmt>118293</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>19082</BOYAmt>
        <EOYAmt>42369</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>12570060</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>6775010</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>6044964</BOYAmt>
        <EOYAmt>5795050</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>29652309</BOYAmt>
        <EOYAmt>31004613</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>32998</BOYAmt>
        <EOYAmt>16499</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>36407422</BOYAmt>
        <EOYAmt>37905585</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>133512</BOYAmt>
        <EOYAmt>271046</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>133512</BOYAmt>
        <EOYAmt>271046</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>9787222</BOYAmt>
        <EOYAmt>8968183</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>26486688</BOYAmt>
        <EOYAmt>28666356</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>36273910</BOYAmt>
        <EOYAmt>37634539</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>36407422</BOYAmt>
        <EOYAmt>37905585</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-778680</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>2139309</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>1977060</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>973173</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2502176</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1201531</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2129477</CurrentTaxYearAmt>
        <TotalAmt>8783417</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>1977060</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>973173</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2502176</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1201531</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2129477</CurrentTaxYearAmt>
        <TotalAmt>8783417</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>1244488</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>7538929</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>555536</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>686240</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>627199</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>628937</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>511491</CurrentTaxYearAmt>
        <TotalAmt>3009403</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <CurrentTaxYearMinus4YearsAmt>-21387</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>-12139</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19754</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18462</CurrentTaxYearMinus1YearAmt>
        <TotalAmt>4690</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <TotalSupportAmt>11797510</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>767871</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.63900</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.64700</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleC documentId="RetDoc1039700001">
      <VolunteersInd>0</VolunteersInd>
      <PaidStaffOrManagementInd>0</PaidStaffOrManagementInd>
      <MediaAdvertisementsInd>0</MediaAdvertisementsInd>
      <MailingsMembersInd>0</MailingsMembersInd>
      <PublicationsOrBroadcastInd>0</PublicationsOrBroadcastInd>
      <GrantsOtherOrganizationsInd>0</GrantsOtherOrganizationsInd>
      <DirectContactLegislatorsInd>1</DirectContactLegislatorsInd>
      <DirectContactLegislatorsAmt>16000</DirectContactLegislatorsAmt>
      <RalliesDemonstrationsInd>0</RalliesDemonstrationsInd>
      <OtherActivitiesInd>0</OtherActivitiesInd>
      <TotalLobbyingExpendituresAmt>16000</TotalLobbyingExpendituresAmt>
      <NotDescribedSection501c3Ind>0</NotDescribedSection501c3Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II-B, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION HAS CONTRACTED WITH ROSCOMMON INTERNATIONAL TO WORK WITH EXECUTIVE AND LEGISLATIVE LEADERS IN COMMONWEALTH OF PENNSYLVANIA AND CITY OF PHILADELPHIA TO GARNER SUPPORT FOR LCP PROGRAMS AND INITIATIVES</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>28870575</BeginningYearBalanceAmt>
        <ContributionsAmt>317410</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>2931616</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2373315</OtherExpendituresAmt>
        <EndYearBalanceAmt>29746286</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>24516758</BeginningYearBalanceAmt>
        <ContributionsAmt>182929</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>6241841</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2070953</OtherExpendituresAmt>
        <EndYearBalanceAmt>28870575</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>29971866</BeginningYearBalanceAmt>
        <ContributionsAmt>390299</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-1583239</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1745168</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>2517000</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>24516758</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>27625735</BeginningYearBalanceAmt>
        <ContributionsAmt>472218</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>3816653</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1942740</OtherExpendituresAmt>
        <EndYearBalanceAmt>29971866</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>26768592</BeginningYearBalanceAmt>
        <ContributionsAmt>669194</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>1524044</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1700000</OtherExpendituresAmt>
        <EndYearBalanceAmt>27261830</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.09870</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.90130</PrmnntEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>307517</OtherCostOrOtherBasisAmt>
        <BookValueAmt>307517</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>11559825</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>6186038</DepreciationAmt>
        <BookValueAmt>5373787</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>702718</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>588972</DepreciationAmt>
        <BookValueAmt>113746</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>5795050</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>5315631</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>2139309</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>58441</OtherRevenueAmt>
      <RevenueNotReportedAmt>2197750</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>3117881</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>137725</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>137725</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>3255606</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>3955002</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>58441</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>58441</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>3896561</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>137725</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>137725</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>4034286</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>SEE EXPLANATION BELOW FOR PART III, LINE 4</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION MAINTAINS COLLECTIONS OF ART, HISTORICAL TREASURES AND OTHER SIMILAR ASSETS. THE PERMANENT COLLECTIONS COMPRISE APPROXIMATELY 500,000 BOOKS, PAMPHLETS AND BROADSIDES, 160,000 MANUSCRIPTS, 100,000 PRINTS, PHOTOGRAPHS AND OTHER GRAPHIC WORKS, AND SEVERAL HUNDRED WORKS OF ART AND ARTIFACTS BECAUSE THE VALUES OF THE EXISTING PERMANENT COLLECTIONS ARE NOT READILY DETERMINABLE, IN ACCORDANCE WITH FASB ASC 958, NOT-FOR-PROFIT ENTITIES, THE COMPANY HAS NOT CAPITALIZED THEM. ACCESSIONS AND DEACCESSIONS ARE ACCOUNTED FOR IN UNRESTRICTED NET ASSETS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LIBRARY COMPANY'S ENDOWMENT COMPRISES FUNDS RESTRICTED BY DONORS TO SUPPORT PARTICULAR ACTIVITES (E G RESEARCH, FELLOWSHIPS, ACQUISITIONS, TECNHOLOGY, CATALOGING AND MAINTENANCE) AND UNRESTRICTED FUNDS DESIGNATED BY THE BOARD OF TRUSTEES TO FUNCTION AS ENDOWMENT THAT SUPPORT ALL ASPECTS OF THE COMPANY'S OPERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPANY IS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. PURSUANT TO FASB ACCOUNTING STANDARDS CODIFICATION TOPIC 740, THE COMPANY RECOGNIZES TAX BENEFITS ONLY IF IT IS MORE LIKELY THAN NOT THAT A TAX POSITION WILL BE SUSTAINED UPON EXAMINATION. NO LIABILITY FOR UNCERTAIN TAX POSITIONS WAS RECORDED AS OF DECEMBER 31, 2020 OR 2019.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENTS EXPENSE 58,441.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENTS 58,441.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>ANNUAL DINNER</Event1Nm>
        <GrossReceiptsEvent1Amt>109352</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>49650</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>59702</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>16420</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>42021</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>109352</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>49650</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>59702</GrossRevenueTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>16420</FoodAndBeverageTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>42021</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>58441</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>1261</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>FELLOWSHIP GRANTS</GrantTypeTxt>
        <RecipientCnt>31</RecipientCnt>
        <CashGrantAmt>187085</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL FELLOWSHIPS SUPPORT RESEARCH IN RESIDENCE AT THE LIBRARY COMPANY. THE REFERENCE STAFF MAINTAINS DAILY CONTACT WITH THE FELLOWS DURING THEIR FELLOWSHIP PERIOD.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MICHAEL BARSANTI</PersonNm>
        <TitleTxt>EDWIN WOLF 2ND DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>155160</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10953</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>7106</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>173219</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RAECHEL HAMMER</PersonNm>
        <TitleTxt>CHIEF DEVELOPMENT OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>133003</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12643</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>7106</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>152752</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>12</ContributionCnt>
        <NoncashContributionsRptF990Amt>397005</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>STOCK MARKET VALUE</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>0</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS SHAREHOLDERS WHO ARE CHARGED UNDER THE BYLAWS WITH ELECTING THE MEMBERS OF THE BOARD AND ITS OFFICERS. AN ANNUAL MEETING IS HELD WHERE THE ELECTION TAKES PLACE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS SHAREHOLDERS WHO ARE CHARGED UNDER THE BYLAWS WITH ELECTING THE MEMBERS OF THE BOARD AND ITS OFFICERS. AN ANNUAL MEETING IS HELD WHERE THE ELECTION TAKES PLACE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR AND STAFF ACCOUNTANT REVIEW THE FORM 990 WITH THE PAID PREPARER. THE AUDIT COMMITTEE REVIEWS THE FORM AND RECOMMENDS ACCEPTANCE OF THE 990 TO THE BOARD OF TRUSTEES, AND THE BOARD APPROVES THE 990 PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>COVERED PERSONS ARE SOLICITED ANNUALLY, ASKING THESE INDIVIDUALS TO REPORT ANY POSSIBLE POTENTIAL CONFLICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE OF THE BOARD OF TRUSTEES ANNUALLY EVALUATES THE PERFORMANCE OF THE EXECUTIVE DIRECTOR AND DETERMINES COMPENSATION USING COMPARABILITY DATA</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE IRS DETERMINATION LETTER OF 501(C)3 STATUS AND THE AUDITED FINANCIAL STATEMENTS ARE FURNISHED UPON REQUEST</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PROCESS HAS NOT CHANGED FROM PRIOR YEAR</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdDisregardedEntitiesGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>IRVING STREET LLC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1314 LOCUST STREET</AddressLine1Txt>
          <CityNm>PHILADELPHIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19107</ZIPCd>
        </USAddress>
        <EIN>474884217</EIN>
        <PrimaryActivitiesTxt>PROPERTY OWNERSHIP</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>PA</LegalDomicileStateCd>
        <TotalIncomeAmt>0</TotalIncomeAmt>
        <EndOfYearAssetsAmt>43052</EndOfYearAssetsAmt>
      </IdDisregardedEntitiesGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
