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        <BOYAmt>4380779</BOYAmt>
        <EOYAmt>4570134</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>26420</BOYAmt>
        <EOYAmt>28467</EOYAmt>
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      <TotalLiabilitiesGrp>
        <BOYAmt>26420</BOYAmt>
        <EOYAmt>28467</EOYAmt>
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      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>4349896</BOYAmt>
        <EOYAmt>4537204</EOYAmt>
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      <TemporarilyRstrNetAssetsGrp>
        <BOYAmt>4463</BOYAmt>
        <EOYAmt>4463</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>4354359</BOYAmt>
        <EOYAmt>4541667</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>4380779</BOYAmt>
        <EOYAmt>4570134</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-80747</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>268055</NetUnrlzdGainsLossesInvstAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="00000002" softwareId="16000371">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>133994</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>200942</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>201913</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>174896</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>122057</CurrentTaxYearAmt>
        <TotalAmt>833802</TotalAmt>
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      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>133994</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>200942</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>201913</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>174896</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>122057</CurrentTaxYearAmt>
        <TotalAmt>833802</TotalAmt>
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      <PublicSupportTotal170Amt>833802</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>96536</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>111281</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>178663</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>164301</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>116415</CurrentTaxYearAmt>
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      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>434</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>20</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>111</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>107</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>449</CurrentTaxYearAmt>
        <TotalAmt>1121</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>1502119</TotalSupportAmt>
      <PublicSupportCY170Pct>0.55510</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.59010</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <PublicSupportTotal509Amt>0</PublicSupportTotal509Amt>
      <PublicSupportCY509Pct>0</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0</InvestmentIncomeCYPct>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Pt II Ln 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Other Income Part II, Line 10 Description: MISCELLANEOUS 2012: 434. 2013: 20. 2014: 111. 2015: 107. 2016: 449.</ExplanationTxt>
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    <IRS990ScheduleB documentId="00000003">
      <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>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="00000004" softwareId="16000371">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>false</SolicitedAssetsSaleInd>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>436847</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>87896</DepreciationAmt>
        <BookValueAmt>348951</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>146301</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>135421</DepreciationAmt>
        <BookValueAmt>10880</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>2000</OtherCostOrOtherBasisAmt>
        <BookValueAmt>2000</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>361831</TotalBookValueLandBuildingsAmt>
      <TotalRevEtcAuditedFinclStmtAmt>519813</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>268055</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>268055</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>251758</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>26086</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>26086</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>277844</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>332505</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>332505</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>26086</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>26086</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>358591</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt II, Line 5</FormAndLineReferenceDesc>
        <ExplanationTxt>ROSEMOUNT MUSEUM COLLECTS, PRESERVES AND INTERPRETS TO A BROAD PUBLIC AUDIENCE, THE HISTORICAL EXPERIENCE OF THE JOHN A THATCHER FAMILY AS IT FUNCTIONED AND CONTRIBUTED TO THE COMMUNITY. THE PRIMARY FOCUS IS ON THE ORIGINAL THATCHER FAMILY THAT LIVED IN ROSEMOUNT FROM 1893 TO 1922 BASED ON THE ASSOCIATED MATERIAL, CULTURE, FACILITIES, DOCUMENTED HISTORY AND THE HISTORY OF THE PERIOD. THE SECONDARY FOCUS IS ON THE THATCHER FAMILY FROM 1860 TO 1893 AND FROM 1922 TO 1967.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III, Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>IN CONFORMITY WITH THE PRACTICE FOLLOWED BY MANY MUSEUMS, COLLECTIONS ARE NOT REFLECTED IN THE STATEMENT OF FINANCIAL POSITION. THE MUSUEM'S COLLECTIONS ARE COMPRISED OF THE ORIGINAL THATCHER FAMILY HOME, CONSTRUCTED IN 1892, AND THE PERSONAL EFFECTS OF THE FAMILY REMAINING IN THE MANSION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>SEE ABOVE</ExplanationTxt>
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        <Event1Nm>ESTATE SALES</Event1Nm>
        <GrossReceiptsEvent1Amt>53229</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>53229</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>57351</OtherDirectExpensesEvent1Amt>
        <Event2Nm>TREASURE TROVE</Event2Nm>
        <GrossReceiptsEvent2Amt>7519</GrossReceiptsEvent2Amt>
        <GrossRevenueEvent2Amt>7519</GrossRevenueEvent2Amt>
        <GrossReceiptsTotalAmt>60748</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>60748</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>57351</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>57351</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>3397</NetIncomeSummaryAmt>
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    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="00000006" softwareId="16000371">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS EXPLAINED TO THE ENTIRE BOARD DURING A BOARD MEETING PRIOR TO THE SUBMISSION OF THEIR FORM 990 TO THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM REQUIRES THE DISCLOSURE BY EACH BOARD MEMBER OF ANY CONTEMPLATED TRANSACTION BETWEEN THE MUSEUM AND ANY ENTITIES IN WHICH THEY HAVE ANY INVOLVEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR IS SUBJECT TO AN ANNUAL REVIEW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XI</FormAndLineReferenceDesc>
        <ExplanationTxt>UNREALIZED GAINS (LOSSES) ON INVESTMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THIS INFORMATION IS PROVIDED TO ANYONE REQUESTING IT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>EXECUTIVE PERFORMANCE SUBJECT TO REGULAR REVIEW AND COMPENSATION DETERMINED BY BUDGETARY CONSTRAINTS AND RESEARCH OF COMPENSATION PAID BY SIMILAR SIZE AND TYPE OF ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Inventories</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Prepaids</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Investments</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>Accounts Payable &amp; Accrued Expenses</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>EQUIPMENT MAINTENANCE 50. 50. 0. 0.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>MISCELLANEOUS 5315. 2452. 1654. 1209.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>POSTAGE 754. 38. 490. 226.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>STAFF TRAINING 638. 64. 574. 0.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>TAXES &amp; LICENSES 2807. 0. 2807. 0.</ExplanationTxt>
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    </IRS990ScheduleO>
  </ReturnData>
</Return>