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          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL PURPOSE</GrantOrContributionPurposeTxt>
          <Amt>25000</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>7 LAKES ALLIANCE (NONCASH)</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>137 MAIN ST</AddressLine1Txt>
            <CityNm>BELGRADE LAKES</CityNm>
            <StateAbbreviationCd>ME</StateAbbreviationCd>
            <ZIPCd>04918</ZIPCd>
          </RecipientUSAddress>
          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL PURPOSE</GrantOrContributionPurposeTxt>
          <Amt>50086</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>THE TOWN SCHOOL (NONCASH)</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>540 EAST 76TH STREET</AddressLine1Txt>
            <CityNm>NEW YORK CITY</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>10021</ZIPCd>
          </RecipientUSAddress>
          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL PURPOSE</GrantOrContributionPurposeTxt>
          <Amt>195959</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>EMMA WILLARD SCHOOL (NON-CASH)</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>285 PAWLING AVENUE</AddressLine1Txt>
            <CityNm>TROY</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>12180</ZIPCd>
          </RecipientUSAddress>
          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL PURPOSE</GrantOrContributionPurposeTxt>
          <Amt>587458</Amt>
        </GrantOrContributionPdDurYrGrp>
        <TotalGrantOrContriPdDurYrAmt>1368503</TotalGrantOrContriPdDurYrAmt>
      </SupplementaryInformationGrp>
      <AnalysisIncomeProducingActyGrp>
        <FeesContractsFromGovtAgGrp />
        <MembershipDuesAndAssmntGrp />
        <IntOnSavAndTempCashInvstGrp />
        <DividendsAndInterestFromSecDtl>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>77624</ExclusionAmt>
        </DividendsAndInterestFromSecDtl>
        <NetRntlIncmReDebtFincdPropGrp />
        <NetRntlIncmReNotDebtFincdProp />
        <NetRentalIncomePersonalPropGrp />
        <OtherInvestmentIncomeGrp>
          <ExclusionCd>18</ExclusionCd>
          <ExclusionAmt>162</ExclusionAmt>
        </OtherInvestmentIncomeGrp>
        <GainSalesAstOthThanInvntryGrp>
          <ExclusionCd>18</ExclusionCd>
          <ExclusionAmt>182628</ExclusionAmt>
        </GainSalesAstOthThanInvntryGrp>
        <NetIncomeLossFromSpecialEvtGrp />
        <GrossProfitLossSlsOfInvntryGrp />
        <SubtotalsIncmProducingActyGrp>
          <ExclusionAmt>260414</ExclusionAmt>
        </SubtotalsIncmProducingActyGrp>
        <TotalIncomeProducingActyAmt>260414</TotalIncomeProducingActyAmt>
      </AnalysisIncomeProducingActyGrp>
      <TrnsfrTransRlnNonchrtblEOGrp>
        <TrnsfrOfCashToNonchrtblEOInd>false</TrnsfrOfCashToNonchrtblEOInd>
        <TrnsfrOtherAssetNonchrtblEOInd>false</TrnsfrOtherAssetNonchrtblEOInd>
        <SalesOrExchangesOfAssetsInd>false</SalesOrExchangesOfAssetsInd>
        <PurchaseOfAssetsNonchrtblEOInd>false</PurchaseOfAssetsNonchrtblEOInd>
        <RentalOfFacilitiesOthAssetsInd>false</RentalOfFacilitiesOthAssetsInd>
        <ReimbursementArrangementsInd>false</ReimbursementArrangementsInd>
        <LoansOrLoanGuaranteesInd>false</LoansOrLoanGuaranteesInd>
        <PerformanceOfServicesEtcInd>false</PerformanceOfServicesEtcInd>
        <SharingOfFacilitiesEtcInd>false</SharingOfFacilitiesEtcInd>
        <RelationshipsNonchrtblEOInd>false</RelationshipsNonchrtblEOInd>
      </TrnsfrTransRlnNonchrtblEOGrp>
    </IRS990PF>
    <IRS990ScheduleB documentId="IRS990ScheduleB">
      <Organization501c3ExemptPFInd>X</Organization501c3ExemptPFInd>
      <GeneralRuleInd>X</GeneralRuleInd>
      <ContributorInformationGrp>
        <ContributorNum>1</ContributorNum>
        <ContributorPersonNm>SARAH K MARTELL</ContributorPersonNm>
        <ContributorUSAddress>
          <AddressLine1Txt>61 BROADWAY SUITE 1601</AddressLine1Txt>
          <CityNm>NEW YORK</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10006</ZIPCd>
        </ContributorUSAddress>
        <TotalContributionsAmt>1002739</TotalContributionsAmt>
        <NoncashContributionInd>X</NoncashContributionInd>
      </ContributorInformationGrp>
      <NonCashPropertyContributionGrp>
        <ContributorNum>1</ContributorNum>
        <NoncashPropertyDesc>PUBLICALLY TRADED SECURITIES</NoncashPropertyDesc>
        <FairMarketValueAmt>1002738</FairMarketValueAmt>
        <ReceivedDt>2022-12-12</ReceivedDt>
      </NonCashPropertyContributionGrp>
    </IRS990ScheduleB>
    <AccountingFeesSchedule documentId="AccountingFeesSch">
      <AccountingFeesDetail>
        <CategoryTxt>HOFFMAN MULLIGAN</CategoryTxt>
        <Amt>8026</Amt>
        <NetInvestmentIncomeAmt>4013</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>4013</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
    </AccountingFeesSchedule>
    <DepreciationSchedule documentId="DepreciationSch" />
    <InvestmentsCorpStockSchedule documentId="InvestCorpStockSch">
      <InvestmentsCorporateStockGrp>
        <StockNm>MARKETABLE SECURITIES</StockNm>
        <EOYBookValueAmt>8888540</EOYBookValueAmt>
        <EOYFMVAmt>7270834</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <InvestmentsGovtObligationsSch documentId="InvGovtObligSch">
      <USGovtObligationsBookVlEOYAmt>34648</USGovtObligationsBookVlEOYAmt>
      <USGovtObligationsEOYFMVAmt>34732</USGovtObligationsEOYFMVAmt>
    </InvestmentsGovtObligationsSch>
    <OtherDecreasesSchedule documentId="OtherDecreasesSch">
      <OtherDecreasesDetail>
        <Desc>UNREALIZED GAIN ON CONTRIBUTION OF</Desc>
        <Amt>0</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>MARKETABLE SECURITIES</Desc>
        <Amt>182628</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>ADJUSTMENT FOR BOOK TO TAX DIFFERENCES</Desc>
        <Amt>20076</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>GRANT PAID TO PRIVATE FOUNDATION:</Desc>
        <Amt>0</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>KLINGENSTEIN THIRD GENERATION FOUNDATION</Desc>
        <Amt>13000</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>EXCESS OF FMV OVER COST ON STOCK GRANTS</Desc>
        <Amt>0</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>TO CHARITABLE RECIPIENTS</Desc>
        <Amt>4505</Amt>
      </OtherDecreasesDetail>
    </OtherDecreasesSchedule>
    <OtherExpensesSchedule documentId="OtherExpensesSch">
      <OtherExpensesScheduleGrp>
        <Desc>INVESTMENT ADVISORY FEES</Desc>
        <RevenueAndExpensesPerBooksAmt>10308</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>10308</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>DUES &amp; SUBSCRIPTIONS</Desc>
        <RevenueAndExpensesPerBooksAmt>713</RevenueAndExpensesPerBooksAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>BANK CHARGES</Desc>
        <RevenueAndExpensesPerBooksAmt>72</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>72</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherIncomeSchedule2 documentId="OtherIncomeSch2">
      <OtherIncomeDetail>
        <Desc>METLIFE SECURITIES LITIGATION SETTLTMENT</Desc>
        <RevenueAndExpensesPerBooksAmt>162</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>162</NetInvestmentIncomeAmt>
      </OtherIncomeDetail>
    </OtherIncomeSchedule2>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>FOREIGN TAXES PAID</CategoryTxt>
        <Amt>4</Amt>
        <NetInvestmentIncomeAmt>4</NetInvestmentIncomeAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>STATE FILING FEES</CategoryTxt>
        <Amt>25</Amt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>FEDERAL EXCISE TAX</CategoryTxt>
        <Amt>80000</Amt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>
