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      <FeesForServicesLegalGrp>
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      <FeesForServicesLobbyingGrp>
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        <ProgramServicesAmt>49719</ProgramServicesAmt>
        <ManagementAndGeneralAmt>49719</ManagementAndGeneralAmt>
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      <TravelGrp>
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        <ProgramServicesAmt>1574</ProgramServicesAmt>
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      <PymtTravelEntrtnmntPubOfclGrp>
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      <ConferencesMeetingsGrp>
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      <InterestGrp>
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      <PaymentsToAffiliatesGrp>
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      <DepreciationDepletionGrp>
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        <ManagementAndGeneralAmt>23248</ManagementAndGeneralAmt>
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      <InsuranceGrp>
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        <ProgramServicesAmt>13211</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13210</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>Museum Supplies</Desc>
        <TotalAmt>5456</TotalAmt>
        <ProgramServicesAmt>5456</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>Software</Desc>
        <TotalAmt>2622</TotalAmt>
        <ProgramServicesAmt>2622</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>Printing and Publications</Desc>
        <TotalAmt>2149</TotalAmt>
        <ProgramServicesAmt>2149</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>Gift shop purchases</Desc>
        <TotalAmt>1776</TotalAmt>
        <ProgramServicesAmt>1776</ProgramServicesAmt>
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        <TotalAmt>6914</TotalAmt>
        <ProgramServicesAmt>5851</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1063</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>227840</ProgramServicesAmt>
        <ManagementAndGeneralAmt>194830</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
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      <CashNonInterestBearingGrp>
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        <EOYAmt>309840</EOYAmt>
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      <SavingsAndTempCashInvstGrp>
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      <PledgesAndGrantsReceivableGrp>
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      <AccountsReceivableGrp>
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      <ReceivablesFromOfficersEtcGrp>
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      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>116</EOYAmt>
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      <LandBldgEquipBasisNetGrp>
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        <EOYAmt>640544</EOYAmt>
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      <InvestmentsPubTradedSecGrp>
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      <InvestmentsOtherSecuritiesGrp>
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      <InvestmentsProgramRelatedGrp>
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        <EOYAmt>37109</EOYAmt>
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        <EOYAmt>1142091</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>21216</EOYAmt>
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      <OtherLiabilitiesGrp>
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        <EOYAmt>2359</EOYAmt>
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      <TotalLiabilitiesGrp>
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        <EOYAmt>23575</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>871102</BOYAmt>
        <EOYAmt>840478</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>79354</BOYAmt>
        <EOYAmt>278038</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
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        <EOYAmt>1118516</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>156451</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>11609</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="23017517" softwareVersionNum="2023v6.0">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
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        <CurrentTaxYearMinus4YearsAmt>71251</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>120298</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>209191</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>131831</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>479956</CurrentTaxYearAmt>
        <TotalAmt>1012527</TotalAmt>
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      <TaxRevLeviedOrgnztnlBnft170Grp>
        <TotalAmt>0</TotalAmt>
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      <GovtFurnSrvcFcltsVl170Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>71251</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>120298</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>209191</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>131831</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>479956</CurrentTaxYearAmt>
        <TotalAmt>1012527</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>0</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>1012527</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>6820</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2381</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2618</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>11819</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <OtherIncome170Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>1024346</TotalSupportAmt>
      <PublicSupportCY170Pct>0.98850</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.91280</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
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      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>false</SolicitedAssetsSaleInd>
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        <OtherCostOrOtherBasisAmt>5801</OtherCostOrOtherBasisAmt>
        <BookValueAmt>5801</BookValueAmt>
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      <BuildingsGrp>
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        <DepreciationAmt>1569317</DepreciationAmt>
        <BookValueAmt>591614</BookValueAmt>
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      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>72383</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>36262</DepreciationAmt>
        <BookValueAmt>36121</BookValueAmt>
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      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>32879</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>26244</DepreciationAmt>
        <BookValueAmt>6635</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>92529</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>92156</DepreciationAmt>
        <BookValueAmt>373</BookValueAmt>
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      <TotalBookValueLandBuildingsAmt>640544</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Payroll Liabilities</Desc>
        <Amt>2359</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>2359</TotalLiabilityAmt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part III, Line 1a: If organization elected under SFAS 116 to not report are, historical treasures, o</FormAndLineReferenceDesc>
        <ExplanationTxt>AS THE CAPITOL OF PROVISIONAL GOVERNMENT AND THE OREGON TERRITORY, OREGON CITY WAS THE WESTERN TERMINUS OF THE OREGON TRAIL AND THE FIRST CITY TO BE INCORPORATED WEST OF THE ROCKY MOUNTAINS. CLACKAMAS COUNTY WAS THE SITE OF THE ONLY FEDERAL COURT WEST OF THE ROCKIES AND COVERED A REGION THAT STRETCHED FROM ALASKA TO CALIFORNIA. LAND CLAIMS WERE FILED AND OTHER TERRITORIAL BUSINESS WAS CONDUCTED HERE. CONSEQUENTLY, CCHS HAS A VARIED COLLECTION THAT HOLDS MANY ARTIFACTS INCLUDING THE ORIGINAL PLAT MAP FOR SAN FRANCISCO, WHICH WAS FILED HERE IN 1850, PETROGLYPHS AND ARTIFACTS PERTAINING TO NATIVE AMERICAN CULTURE AND A PIECE OF THE WILLAMETTE METEORITE, THE LARGEST EVER FOUND IN THE US.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part III, Line 4: Description of organization's collections and how it furthers its purpose.</FormAndLineReferenceDesc>
        <ExplanationTxt>AS THE CAPITOL OF PROVISIONAL GOVERNMENT AND THE OREGON TERRITORY, OREGON CITY WAS THE WESTERN TERMINUS OF THE OREGON TRAIL AND THE FIRST CITY TO BE INCORPORATED WEST OF THE ROCKY MOUNTAINS. CLACKAMAS COUNTY WAS THE SITE OF THE ONLY FEDERAL COURT WEST OF THE ROCKIES AND COVERED A REGION THAT STRETCHED FROM ALASKA TO CALIFORNIA. LAND CLAIMS WERE FILED AND OTHER TERRITORIAL BUSINESS WAS CONDUCTED HERE. CONSEQUENTLY, CCHS HAS A VARIED COLLECTION THAT HOLDS MANY ARTIFACTS INCLUDING THE ORIGINAL PLAT MAP FOR SAN FRANCISCO, WHICH WAS FILED HERE IN 1850, PETROGLYPHS AND ARTIFACTS PERTAINING TO NATIVE AMERICAN CULTURE AND A PIECE OF THE WILLAMETTE METEORITE, THE LARGEST EVER FOUND IN THE US.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v6.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS MEMBERS WHO PAY DUES AND VOTE. NO SIGNIFICANT BENEFIT IS RECEIVED. PAYING MEMBERS RECEIVE A QUARTERLY NEWSLETTER, ENTRY TO THE MUSEUMS, AND 10% DISCOUNT AT GIFT SHOP AND MINIMAL REDUCTION IN EVENT TICKET PRICES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF FORM 990 IS EMAILED TO THE BOARD MEMBERS IN ADVANCE OF FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>COMMUNICATION AT MONTHLY EXECUTIVE COMMITTEE MEETINGS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>No documents available to the public.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, Line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Change in Unrealized Gains = $11609</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>