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      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>RESEARCH FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>Europe (Including Iceland and Greenland)</RegionTxt>
        <RecipientCnt>7</RecipientCnt>
        <CashGrantAmt>68100</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>RESEARCH FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>North America (Canada &amp; Mexico only)</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>4500</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>RESEARCH FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>Russia and Neighboring States</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>13000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <TransferToForeignCorpInd>false</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>false</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>false</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>false</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part I, Line 2 Procedures for monitoring use of grant funds</FormAndLineReferenceDesc>
        <ExplanationTxt>FELLOWSHIP GRANTEES ARE SELECTED BY AN INDEPENDENT SELECTION COMMITTEE. THE ACTIVITIES OF THE FELLOWS ARE MONITORED BY THE LINDA HALL LIBRARY FELLOWSHIP DIRECTOR TO ENSURE THEY ARE FULFILLING THEIR OBLIGATIONS UNDER THE FELLOWSHIP AWARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part I, Line 3 Method used to account for expenditures on org's financial statements</FormAndLineReferenceDesc>
        <ExplanationTxt>EAST ASIA AND THE PACIFIC-Accrual; EUROPE (INCLUDING ICELAND AND GREENLAND)-Accrual; NORTH AMERICA (CANADA &amp; MEXICO ONLY)-Accrual; RUSSIA AND NEIGHBORING STATES-Accrual</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part III Method used to account for expenditures on org's financial statements</FormAndLineReferenceDesc>
        <ExplanationTxt>EAST ASIA AND THE PACIFIC -Accrual EUROPE (INCLUDING ICELAND AND GREENLAND) -Accrual NORTH AMERICA (CANADA &amp; MEXICO ONLY) -Accrual RUSSIA AND NEIGHBORING STATES -Accrual</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
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      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>RESEARCH FELLOWSHIP STIPENDS</GrantTypeTxt>
        <RecipientCnt>18</RecipientCnt>
        <CashGrantAmt>142755</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule I, Part I, Line 2 Procedures for monitoring use of grant funds.</FormAndLineReferenceDesc>
        <ExplanationTxt>FELLOWSHIP GRANTEES ARE SELECTED BY AN INDEPENDENT SELECTION COMMITTEE. THE ACTIVITIES OF THE FELLOWS ARE MONITORED BY THE LINDA HALL LIBRARY FELLOWSHIP DIRECTOR TO ENSURE THEY ARE FULFILLING THEIR OBLIGATIONS UNDER THE FELLOWSHIP AWARD.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="IRS990ScheduleJ" softwareId="23017437" softwareVersionNum="2023v5.1">
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
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        <BusinessName>
          <BusinessNameLine1Txt>LISA BROWAR</BusinessNameLine1Txt>
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        <TitleTxt>PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>21530</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>184002</CompensationBasedOnRltdOrgsAmt>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
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        <NontaxableBenefitsRltdOrgsAmt>5682</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>26365</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>215862</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>MICHELE KNIGHT</BusinessNameLine1Txt>
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        <TitleTxt>SVP OF PUBLIC ENGAGEMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>102475</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>102475</CompensationBasedOnRltdOrgsAmt>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
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        <NontaxableBenefitsRltdOrgsAmt>341</NontaxableBenefitsRltdOrgsAmt>
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        <TotalCompensationRltdOrgsAmt>108870</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>BRIAN T GORDON</BusinessNameLine1Txt>
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        <TitleTxt>SECRETARY/TREASURER</TitleTxt>
        <BaseCompensationFilingOrgAmt>28514</BaseCompensationFilingOrgAmt>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1807</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>10240</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>2688</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>15233</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>33009</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>187052</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>ERIC DORFMAN</BusinessNameLine1Txt>
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        <TitleTxt>PRESIDENT AND CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>21014</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>167182</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1787</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>10734</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>22801</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>177916</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 3 Arrangement used to establish the top management official's compensation</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT IS COMPENSATED BY LINDA HALL LIBRARY TRUSTS, A RELATED ORGANIZATION. LINDA HALL LIBRARY TRUSTS BOARD DISCUSSES AND APPROVES THE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part II Compensation</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL INDIVIDUALS ARE COMPENSATED BY LINDA HALL LIBRARY TRUST, A RELATED ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017437" softwareVersionNum="2023v5.1">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part V, Line 2b Employment Tax Returns</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORMS W-2 ARE ISSUED BY LINDA HALL LIBRARY TRUSTS (EIN: 44-0527122), A RELATED ORGANIZATION. THE FOUNDATION REIMBURSES THE RELATED ORGANIZATION FOR THE INDIVIDUAL TIME SPENT ON FOUNDATION ACTIVITY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 15a &amp; 15B - Process for Determining Compensation</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT AND SECRETARY/TREASURER ARE COMPENSATED BY LINDA HALL LIBRARY TRUSTS, A RELATED ORGANIZATION. LINDA HALL LIBRARY TRUSTS BOARD DISCUSSES AND APPROVES THE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 2 Family/business relationships amongst interested persons</FormAndLineReferenceDesc>
        <ExplanationTxt>ALISON ARMISTEAD AND MARILYN HEBENSTREIT. - Family relationship, ALL BOARD MEMBERS AND OFFICERS - Business relationship</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 11b Review of form 990 by governing body</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PREPARED AND REVIEWED BY AN INDEPENDENT ACCOUNTING FIRM. THE ORGANIZATION'S CFO REVIEWS THE RETURN AND ANY QUESTIONS OR CHANGES ARE ADDRESSED. THE RETURN IS PRESENTED TO THE ORGANIZATION'S FINANCE COMMITTEE BY THE INDEPENDENT ACCOUNTING FIRM AND A COPY OF THE RETURN IS PROVIDED TO ALL DIRECTORS PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 12c Conflict of interest policy</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS COMPLETE AN ANNUAL CERTIFICATION WHICH REQUIRES THEM TO NOTIFY THE FOUNDATION IMMEDIATELY OF ANY POTENTIAL CONFLICTS, INCLUDING, BUT NOT LIMITED TO, REFRAINING FROM VOTING OR USING PERSONAL INFLUENCE ON MATTERS THAT MAY REPRESENT A CONFLICT. THE FOUNDATION'S SECRETARY/TREASURER RETAINS A FILE OF ALL CERTIFICATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 19 Required documents available to the public</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION'S FORM 990 IS PUBLICLY AVALIABLE ON VARIOUS WEBSITES. REQUESTS FOR ORGANIZATIONAL DOCUMENTS, POLICIES, AND FINANCIAL STATEMENTS ARE REFERRED TO THE FOUNDATION'S SECRETARY/TREASURER, WHO COORDINATES THE RELEASE OF INFORMATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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          <BusinessNameLine1Txt>LINDA HALL LIBRARY TRUSTS</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>5109 CHERRY ST</AddressLine1Txt>
          <CityNm>KANSAS CITY</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>64110</ZIPCd>
        </USAddress>
        <EIN>440527122</EIN>
        <PrimaryActivitiesTxt>LIBRARY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>PF</PublicCharityStatusTxt>
        <DirectControllingEntityName>
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      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
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      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>true</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>true</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
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          <BusinessNameLine1Txt>LINDA HALL LIBRARY TRUSTS</BusinessNameLine1Txt>
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        <OtherOrganizationName>
          <BusinessNameLine1Txt>LINDA HALL LIBRARY TRUSTS</BusinessNameLine1Txt>
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        <TransactionTypeTxt>P</TransactionTypeTxt>
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        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
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          <BusinessNameLine1Txt>LINDA HALL LIBRARY TRUSTS</BusinessNameLine1Txt>
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        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
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</Return>