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      <Desc>THE MISSION OF THE ANTIQUE BOAT MUSEUM IS STATED IN ITEM 1 OF PART III ABOVE. THE ANTIQUE BOAT MUSEUM WAS FOUNDED MORE THAN 50 YEARS AGO AND CURRENTLY OCCUPIES A 4.5 ACRE WATERFRONT CAMPUS IN CLAYTON, NEW YORK. ITS FACILITIES INCLUDE TEN BUILDINGS PROVIDING A TOTAL OF 29,000 SQUARE FEET OF EXHIBITION SPACE AND 33,000 SQUARE FEET OF PUBLIC PROGRAMMING, COLLECTION, STORAGE, ARCHIVES, LIBRARY AND ADMINISTRATIVE SPACE. IN ADDITION, THE ANTIQUE BOAT MUSEUM HAS TWO ADDITIONAL OFF-SITE STORAGE LOCATIONS, WITH A 20,000 SQUARE FOOT BOAT STORAGE FACILITY LOCATED ON EAST LINE ROAD IN CLAYTON AND A COMPLEX OF 13,000 SQUARE FEET AT BARTLETT POINT, BOTH OF WHICH ARE A SHORT DISTANCE FROM THE MAIN CAMPUS. THE ANTIQUE BOAT MUSEUM CURRENTLY HAS THE LARGEST COLLECTION OF FRESH WATER BOATS IN NORTH AMERICA AND ATTRACTS APPROXIMATELY 30,000 VISITORS EACH YEAR. THROUGH PUBLIC PROGRAMS, THE VAST COLLECTION, EXHIBITS, EVENTS AND THE ANTIQUE BOAT MUSEUM'S EDUCATIONAL PROGRAMMING AND OUTREACH, IT PROVIDES A CONNECTION NOT ONLY WITHIN THE COMMUNITY, BUT BETWEEN THE COMMUNITY AND VISITORS TO THE REGION. THIS PROVIDES A FOUNDATION FOR UNDERSTANDING AND APPRECIATING THE RICH HISTORY OF BOATING AND BOATING'S PLACE IN THE DEVELOPMENT OF THE REGION AND THE COUNTRY WHETHER FOR COMMERCIAL, PUBLIC OR PERSONAL PURPOSES. THIS HISTORY INCLUDES THE STORIES AND CULTURES OF THE PEOPLE WHO DESIGNED, BUILT, OWNED, SAILED AND MAINTAINED THESE VESSELS FROM THE EARLIEST TIMES TO THE PRESENT DAY. THE THREE LARGEST PROGRAM SERVICES IN TERMS OF EXPENSE ARE COLLECTIONS AND EXHIBITS $748,753; MAINTENANCE AND OPERATIONS $383,572; AND EDUCATION $217,064.</Desc>
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        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>121982</ReportableCompFromOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>STEPHANIE ENGHUSEN</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>8795</OtherCompensationAmt>
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      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>28129</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>1</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>0</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>636782</MembershipDuesAmt>
      <GovernmentGrantsAmt>36293</GovernmentGrantsAmt>
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      <TotalContributionsAmt>3796094</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>713990</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>300732</RelatedOrExemptFuncIncomeAmt>
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        <Desc>EVENTS &amp; SPECIAL PROJECTS</Desc>
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        <ExclusionAmt>207008</ExclusionAmt>
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      <GrossRentsGrp>
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        <ProgramServicesAmt>1745</ProgramServicesAmt>
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        <ProgramServicesAmt>60924</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>CREDIT LOSSES</Desc>
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        <FundraisingAmt>49729</FundraisingAmt>
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      <OtherExpensesGrp>
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      <AllOtherExpensesGrp>
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      <TotalFunctionalExpensesGrp>
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        <ProgramServicesAmt>1786336</ProgramServicesAmt>
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      <PrepaidExpensesDefrdChargesGrp>
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        <EOYAmt>36221</EOYAmt>
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      <LandBldgEquipCostOrOtherBssAmt>15614828</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>8527751</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
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        <EOYAmt>7087077</EOYAmt>
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      <InvestmentsPubTradedSecGrp>
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        <EOYAmt>14655991</EOYAmt>
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        <BOYAmt>229128</BOYAmt>
        <EOYAmt>236097</EOYAmt>
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      <TotalAssetsGrp>
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        <EOYAmt>1458420</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
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        <EOYAmt>8048984</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
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      <TotLiabNetAssetsFundBalanceGrp>
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        <EOYAmt>24908728</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>2621767</ReconcilationRevenueExpnssAmt>
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      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
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        <CurrentTaxYearMinus3YearsAmt>1548954</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>1215776</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3796094</CurrentTaxYearAmt>
        <TotalAmt>8936178</TotalAmt>
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      <PublicSupportTotal170Amt>8936178</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>151470</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>348211</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>267048</CurrentTaxYearAmt>
        <TotalAmt>1168982</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>92635</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5864</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3834</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5554</CurrentTaxYearAmt>
        <TotalAmt>137729</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>10242889</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>2826783</GrossReceiptsRltdActivitiesAmt>
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      <PublicSupportPY170Pct>0.82660</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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    <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>
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      </ContributorInformationGrp>
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    <IRS990ScheduleD documentId="RetDoc1040000001">
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      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>10431173</BeginningYearBalanceAmt>
        <ContributionsAmt>1820</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>921391</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>499229</OtherExpendituresAmt>
        <EndYearBalanceAmt>10855155</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>9806023</BeginningYearBalanceAmt>
        <ContributionsAmt>3470</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>1045174</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>423494</OtherExpendituresAmt>
        <EndYearBalanceAmt>10431173</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>10569126</BeginningYearBalanceAmt>
        <ContributionsAmt>110340</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-363177</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>510266</OtherExpendituresAmt>
        <EndYearBalanceAmt>9806023</EndYearBalanceAmt>
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        <ContributionsAmt>2867717</ContributionsAmt>
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        <OtherExpendituresAmt>321477</OtherExpendituresAmt>
        <EndYearBalanceAmt>10569126</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
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        <ContributionsAmt>300000</ContributionsAmt>
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        <OtherExpendituresAmt>313528</OtherExpendituresAmt>
        <EndYearBalanceAmt>6974827</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.01979</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.05744</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.92278</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>1490027</OtherCostOrOtherBasisAmt>
        <BookValueAmt>1490027</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>11253351</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>6835142</DepreciationAmt>
        <BookValueAmt>4418209</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>948283</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>771281</DepreciationAmt>
        <BookValueAmt>177002</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>1923167</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>921328</DepreciationAmt>
        <BookValueAmt>1001839</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>7087077</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>5667075</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>562732</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>562732</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>5104343</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>-79592</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-79592</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>5024751</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>2482576</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>2482576</ExpensesSubtotalAmt>
      <OtherExpensesNotIncludedAmt>-79592</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>-79592</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>2402984</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COLLECTIONS ARE THE PROPERTY OF THE ABM AND ARE NOT RECOGNIZED AS ASSETS IN THE FINANCIAL STATEMENTS, IN COMPLIANCE WITH STANDARD MUSEUM PRACTICE. THEY ARE HELD UNDER THE CARE OF THE CURATORIAL STAFF FOR RESEARCH, EDUCATION AND PUBLIC EXHIBITION PURPOSES AND IN FURTHERANCE OF THE ABM'S MISSION. PROCEEDS FROM DE-ACQUISITIONS OR INSURANCE RECOVERIES, WHICH ARE REFLECTED AS INCREASES IN THE APPROPRIATE NET ASSET CLASSES, ARE USED SOLELY FOR THE CARE AND GROWTH OF THE COLLECTION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ANTIQUE BOAT MUSEUM (ABM)'S FORMS 990 FOR THE YEARS ENDED 2023, 2022 AND 2021 ARE SUBJECT TO EXAMINATION BY THE IRS FOR 3 YEARS AFTER THEY ARE FILED. BASED ON ITS ANALYSIS, ABM DETERMINED THAT THERE WERE NO UNCERTAIN TAX POSITIONS AND THAT ABM SHOULD PREVAIL UPON EXAMINATION BY THE TAXING AUTHORITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES NETTED WITH RENTAL INCOME ON RETURN -15,771. COST OF GOODS SOLD NETTED WITH INVENTORY SALES ON RETURN -63,821.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES NETTED WITH RENTAL INCOME ON RETURN -15,771. COST OF GOODS SOLD NETTED WITH INVENTORY SALES ON RETURN -63,821.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS ROBERT EASTON AND PAUL REGAN III ARE RELATED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED AND APPROVED BY APPROPRIATE MANAGEMENT AND BOARD TRUSTEES PRIOR TO FILING. 990 IS MADE AVAILABLE TO TRUSTEES ON A SECURE WEBSITE AND THEY ARE NOTIFIED ANNUALLY WHEN IT BECOMES AVAILABLE FOR THEIR INSPECTION AND DOWNLOAD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD ANNUALLY HAS ITS MEMBERS REVIEW AND ACKNOWLEDGE THE CONFLICT OF INTEREST POLICY. WHERE CONFLICTS MAY EXIST MULTIPLE BIDS FOR WORK ARE OBTAINED SO AS TO BE CERTAIN GOODS AND SERVCIES ARE BEING OBTAINED UNDER TERMS AND AT A PRICE AT LEAST AS GOOD AS AVAILABLE FROM A THIRD PARTY IN AN ARM'S LENGTH TRANSACATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE HUMAN RESOURCES COMMITTEE REVEIWS AND RECOMMENDS THE COMPENSATION LEVELS OF SENIOR MANAGEMENT ANNUALLY. STAFF COMPENSATION IS SET BY THE HUMAN RESOURCES COMMITTEE IN CONSULTATION WITH SENIOR MANAGEMENT. THE BUDGET AND FINANCE COMMITTEES EXERCISE FINAL REVEIW OF ALL COMPENSATION AS PART OF THE BUDGETING PROCESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>F</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATIONS FINANCE COMMITTEE ASSUMES RESPONSIBILITY FOR OVERSIGHT OF THE AUDIT AND PREPARATION OF FORM 990. FORM 990 IS MADE AVAILABLE TO ALL TRUSTEES VIA A SECURED WEBSITE PRIOR TO BEING FILED. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>