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        <ProgramServicesAmt>1006</ProgramServicesAmt>
        <ManagementAndGeneralAmt>359</ManagementAndGeneralAmt>
        <FundraisingAmt>72</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>319</TotalAmt>
        <ManagementAndGeneralAmt>319</ManagementAndGeneralAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>178224</TotalAmt>
        <ProgramServicesAmt>160402</ProgramServicesAmt>
        <ManagementAndGeneralAmt>17822</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>13849</TotalAmt>
        <ProgramServicesAmt>11598</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2251</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>DUES AND FEES</Desc>
        <TotalAmt>8311</TotalAmt>
        <ProgramServicesAmt>7319</ProgramServicesAmt>
        <ManagementAndGeneralAmt>827</ManagementAndGeneralAmt>
        <FundraisingAmt>165</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SPECIAL EVENT EXPENSES</Desc>
        <TotalAmt>18522</TotalAmt>
        <ProgramServicesAmt>16117</ProgramServicesAmt>
        <FundraisingAmt>2405</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>EXHIBITS AND ARTIFACTS</Desc>
        <TotalAmt>6591</TotalAmt>
        <ProgramServicesAmt>6591</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MAINTENANCE REPAIR MISC</Desc>
        <TotalAmt>41252</TotalAmt>
        <ProgramServicesAmt>36952</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4300</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>83607</TotalAmt>
        <ProgramServicesAmt>82153</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1212</ManagementAndGeneralAmt>
        <FundraisingAmt>242</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>676612</TotalAmt>
        <ProgramServicesAmt>580990</ProgramServicesAmt>
        <ManagementAndGeneralAmt>87224</ManagementAndGeneralAmt>
        <FundraisingAmt>8398</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>348148</BOYAmt>
        <EOYAmt>220084</EOYAmt>
      </CashNonInterestBearingGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>102777</BOYAmt>
        <EOYAmt>252588</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <EOYAmt>200</EOYAmt>
      </AccountsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>66537</BOYAmt>
        <EOYAmt>91559</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <LandBldgEquipCostOrOtherBssAmt>7005537</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>1139135</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>5215751</BOYAmt>
        <EOYAmt>5866402</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>611428</BOYAmt>
        <EOYAmt>622928</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>6344641</BOYAmt>
        <EOYAmt>7053761</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>5021</BOYAmt>
        <EOYAmt>16449</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>863290</BOYAmt>
        <EOYAmt>231982</EOYAmt>
      </DeferredRevenueGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>487410</BOYAmt>
        <EOYAmt>787988</EOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <OtherLiabilitiesGrp>
        <EOYAmt>2413</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>1355721</BOYAmt>
        <EOYAmt>1038832</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>4714429</BOYAmt>
        <EOYAmt>5532397</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>274491</BOYAmt>
        <EOYAmt>482532</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>4988920</BOYAmt>
        <EOYAmt>6014929</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>6344641</BOYAmt>
        <EOYAmt>7053761</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>1026009</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="990A">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>279571</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>204104</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>344125</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>291706</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1473012</CurrentTaxYearAmt>
        <TotalAmt>2592518</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>155572</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>125021</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>40954</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>113893</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>133895</CurrentTaxYearAmt>
        <TotalAmt>569335</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus4YearsAmt>11857</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>16043</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>16831</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>10129</CurrentTaxYearAmt>
        <TotalAmt>54860</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>447000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>329125</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>401122</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>422430</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1617036</CurrentTaxYearAmt>
        <TotalAmt>3216713</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>3216713</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>696</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>964</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>206</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>195</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>77</CurrentTaxYearAmt>
        <TotalAmt>2138</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>696</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>964</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>206</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>195</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>77</CurrentTaxYearAmt>
        <TotalAmt>2138</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>1950</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1725</CurrentTaxYearMinus3YearsAmt>
        <TotalAmt>3675</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>449646</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>331814</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>401328</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>422625</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1617113</CurrentTaxYearAmt>
        <TotalAmt>3222526</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99820</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99640</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="990D">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>34072</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>34072</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>1565134</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>1565134</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
        <InvestmentCostOrOtherBasisAmt>3179193</InvestmentCostOrOtherBasisAmt>
        <DepreciationAmt>1139135</DepreciationAmt>
        <BookValueAmt>2040058</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <InvestmentCostOrOtherBasisAmt>174188</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>174188</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>2052950</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>2052950</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>5866402</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>HISTORICAL COLLECTIONS</Desc>
        <BookValueAmt>622928</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>622928</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>EQUIPMENT LEASE PAYABLE</Desc>
        <Amt>2413</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>2413</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>1702621</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>1702621</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>1702621</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>676612</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>676612</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>676612</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="990G" />
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS GIVEN TO THE EXECUTIVE DIRECTOR TO REVIEW BEFORE FILING. THEDIRECTOR REVIEWS THE RETURNS AND THEN SIGNS THE EFILE AUTHORIZATION FORMWHEN THE REVIEW IS COMPLETE. THE DIRECTOR MAKES THE 990 AVAILABLE AT THENEXT BOARD MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR MONITORS THE CONFLICT OF INTEREST POLICY AT EACH BOARD MEETING DURING VOTES OR DECISIONS THAT MAY HAVE CONFLICTS. ANY PERSON WITH A CONFLICT WOULD ABSTAIN FROM A VOTE AFFECTED BY A CONFLICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EVALUATION OF THE EXECUTIVE DIRECTOR IS COMPLETED ANNUALLY BY THEFINANCE/PERSONNEL COMMITEE DURING THE BUDGET PREPARATION PROCESS. THECOMMITTEE DISCUSSES THE SALARY AND WAGES PROPOSED FOR THE UPCOMING YEAR.THERE IS AN ANNUAL COST OF LIVING PERCENTAGE IN MOST YEARS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 availability to public Part VI line 18</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS AVAILABLE UPON REQUEST AT THE ORGANIZATIONS OFFICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL GOVERNING DOCUMENTS ARE AVAILABLE UPON REQUEST AT THE MASON COUNTYHISTORICAL SOCIETYS OFFICES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>List of other expenses Part IX line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>THESE EXPENSES ARE CREDIT CARD AND BANK FEES FOR NORMAL OPERATIONS AND MERCHANDISE SALES OF GIFT SHOP THAT ARE SOLD TO VISITORS WHO VISIT THE MUSEUM AND OTHER HISTORICAL AREAS. THE INCREASE IN GIFT SHOP AND CONCESSION SALES EXPENSE WAS THE USE OF A NEW HISTORICAL/ARCHIVE BUILDING TO SELL MORE MERCHANDISE ITEMS. ALSO THERE IS A PLEDGE DISCOUNT EXPENSE FOR THE WRITE OFF OF PLEDGE DONATIONS THAT WILL NOT BE DONATED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>