﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" returnVersion="2019v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2020-07-14T13:36:50-04:00</ReturnTs>
    <TaxPeriodEndDt>2019-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>844047871</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Ann Hajek CPA PLLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>6820 Woodstock Road</AddressLine1Txt>
        <CityNm>Fort Worth</CityNm>
        <StateAbbreviationCd>TX</StateAbbreviationCd>
        <ZIPCd>76116</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2019-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>752774571</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>OV-10 Bronco Association</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>OV-1</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>PO Box 161966</AddressLine1Txt>
        <CityNm>Fort Worth</CityNm>
        <StateAbbreviationCd>TX</StateAbbreviationCd>
        <ZIPCd>761611966</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>James Hodgson</PersonNm>
      <PersonTitleTxt>Chairman</PersonTitleTxt>
      <PhoneNum>8172916101</PhoneNum>
      <SignatureDt>2020-04-24</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Ann Hajek CPA</PreparerPersonNm>
      <PTIN>P01080251</PTIN>
      <PhoneNum>8173136542</PhoneNum>
      <PreparationDt>2020-07-14</PreparationDt>
    </PreparerPersonGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>184.171.130.253</IPv4AddressTxt>
      </IPAddress>
      <IPDt>2020-07-14</IPDt>
      <IPTm>13:38:15</IPTm>
      <FederalOriginalSubmissionId>7510002020196xv01tck</FederalOriginalSubmissionId>
      <FederalOriginalSubmissionIdDt>2020-07-14</FederalOriginalSubmissionIdDt>
      <FilingLicenseTypeCd>P</FilingLicenseTypeCd>
      <AtSubmissionCreationDeviceId>49B16A6B85C15A4D070DD712425B67F284621B31</AtSubmissionCreationDeviceId>
      <AtSubmissionFilingDeviceId>49B16A6B85C15A4D070DD712425B67F284621B31</AtSubmissionFilingDeviceId>
    </FilingSecurityInformation>
    <TaxYr>2019</TaxYr>
    <BuildTS>2021-01-29 14:40:06Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990 documentId="IRS990">
      <GrossReceiptsAmt>164060</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1998</FormationYr>
      <LegalDomicileStateCd>TX</LegalDomicileStateCd>
      <ActivityOrMissionDesc>Education and preservation of aviation history.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>9</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>9</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>2</TotalEmployeeCnt>
      <TotalVolunteersCnt>90</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>75723</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>53689</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>77730</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>81401</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>20</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>14</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>18797</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>21690</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>172270</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>156794</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>260</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>274</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>39281</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>40385</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>147498</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>175129</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>187039</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>215788</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-14769</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-58994</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1029446</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>1009500</TotalAssetsEOYAmt>
      <TotalLiabilitiesEOYAmt>308</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>1029446</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>1009192</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>Education and preservation of aviation history.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>25765</ExpenseAmt>
      <RevenueAmt>38755</RevenueAmt>
      <Desc>Founders Day: Annual open house celebration and fly in. Visitors are able to view 24 aircraft and two full scale mockups on site as well as museum displays depicting the history of aviation and aircraft manufacturing in North Texas.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>13788</ExpenseAmt>
        <RevenueAmt>13394</RevenueAmt>
        <Desc>Bronco Fest</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>7503</ExpenseAmt>
        <RevenueAmt>643</RevenueAmt>
        <Desc>Other program services includes JROTC tours, movie nights, and the Aviation STEM program.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>443</ExpenseAmt>
        <Desc>First Flight Day Celebration commemorates the first powered flight in Fort Worth.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>443</TotalOtherProgSrvcExpenseAmt>
      <TotalProgramServiceExpensesAmt>47499</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="990A">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd>false</DonorAdvisedFundInd>
      <ConservationEasementsInd>false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="990D">true</CollectionsOfArtInd>
      <CreditCounselingInd>false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="990D">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd>false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd>false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="990D">true</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="990D">true</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd>false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd>false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd>false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>3</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>true</BackupWthldComplianceInd>
      <EmployeeCnt>2</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <DAFExcessBusinessHoldingsInd>false</DAFExcessBusinessHoldingsInd>
      <TaxableDistributionsInd>false</TaxableDistributionsInd>
      <DistributionToDonorInd>false</DistributionToDonorInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>9</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>9</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>Thomas Kemp</PersonNm>
        <PhoneNum>8173462047</PhoneNum>
        <USAddress>
          <AddressLine1Txt>173 Rieti Drive</AddressLine1Txt>
          <CityNm>Crowley</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>760362009</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>James Hodgson</PersonNm>
        <TitleTxt>Chairman</TitleTxt>
        <AverageHoursPerWeekRt>37.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Thomas Kemp</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHoursPerWeekRt>32.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>William Morris</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>22.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Drew Martin</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>12.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Gordon Evans</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>7.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Bryan Doug Harmon</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Vincent D Sapero</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Carlos Flores</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>12.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Brittany Spragins</PersonNm>
        <TitleTxt>Director of Operations</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>37357</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>37357</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>0</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>0</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <MembershipDuesAmt>4660</MembershipDuesAmt>
      <AllOtherContributionsAmt>49029</AllOtherContributionsAmt>
      <TotalContributionsAmt>53689</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>Founders Day</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>38755</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>38755</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>JROTC Tours</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>420</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>420</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Bronco Fest</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>13394</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>13394</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Movie Nights</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>223</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>223</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Museum Admissions</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>28609</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>28609</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>81401</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>14</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>14</RelatedOrExemptFuncIncomeAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>1650</RealAmt>
      </GrossRentsGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>1650</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>1650</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1650</RelatedOrExemptFuncIncomeAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossSalesOfInventoryAmt>14529</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>7266</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>7263</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>7263</RelatedOrExemptFuncIncomeAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>Change in Benef Interst</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>5752</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5752</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>Insurance Settlement</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>7025</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>7025</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>12777</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>156794</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>103105</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>274</TotalAmt>
        <ProgramServicesAmt>274</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>37505</TotalAmt>
        <ManagementAndGeneralAmt>37505</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <PayrollTaxesGrp>
        <TotalAmt>2880</TotalAmt>
        <ManagementAndGeneralAmt>2880</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>6000</TotalAmt>
        <ManagementAndGeneralAmt>6000</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>2241</TotalAmt>
        <ManagementAndGeneralAmt>2241</ManagementAndGeneralAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>1070</TotalAmt>
        <ManagementAndGeneralAmt>1070</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>30100</TotalAmt>
        <ManagementAndGeneralAmt>30100</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>6712</TotalAmt>
        <ManagementAndGeneralAmt>6712</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>1595</TotalAmt>
        <ManagementAndGeneralAmt>1595</ManagementAndGeneralAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>26336</TotalAmt>
        <ManagementAndGeneralAmt>26336</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>3430</TotalAmt>
        <ManagementAndGeneralAmt>3430</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Collection Expense</Desc>
        <TotalAmt>43533</TotalAmt>
        <ManagementAndGeneralAmt>43533</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Program Expense</Desc>
        <TotalAmt>47225</TotalAmt>
        <ProgramServicesAmt>47225</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Contract Labor</Desc>
        <TotalAmt>3917</TotalAmt>
        <ManagementAndGeneralAmt>3917</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>2970</TotalAmt>
        <ManagementAndGeneralAmt>2970</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>215788</TotalAmt>
        <ProgramServicesAmt>47499</ProgramServicesAmt>
        <ManagementAndGeneralAmt>168289</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>36171</BOYAmt>
        <EOYAmt>51795</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>55135</BOYAmt>
        <EOYAmt>40149</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>2500</BOYAmt>
        <EOYAmt>2500</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <LandBldgEquipCostOrOtherBssAmt>250434</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>156918</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>119852</BOYAmt>
        <EOYAmt>93516</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>127996</BOYAmt>
        <EOYAmt>133748</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>687792</BOYAmt>
        <EOYAmt>687792</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>1029446</BOYAmt>
        <EOYAmt>1009500</EOYAmt>
      </TotalAssetsGrp>
      <OtherLiabilitiesGrp>
        <EOYAmt>308</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>308</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>1001140</BOYAmt>
        <EOYAmt>938843</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>28306</BOYAmt>
        <EOYAmt>70349</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1029446</BOYAmt>
        <EOYAmt>1009192</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1029446</BOYAmt>
        <EOYAmt>1009500</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-58994</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>38740</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="990A">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>60053</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>92704</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>70676</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>46402</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>52734</CurrentTaxYearAmt>
        <TotalAmt>322569</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>99808</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>90645</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>147856</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>89987</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>96836</CurrentTaxYearAmt>
        <TotalAmt>525132</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus4YearsAmt>1245</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1500</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>11057</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1600</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1650</CurrentTaxYearAmt>
        <TotalAmt>17052</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>161106</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>184849</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>229589</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>137989</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>151220</CurrentTaxYearAmt>
        <TotalAmt>864753</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>864753</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>21</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>28</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>41</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>20</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>14</CurrentTaxYearAmt>
        <TotalAmt>124</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>21</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>28</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>41</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>20</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>14</CurrentTaxYearAmt>
        <TotalAmt>124</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus3YearsAmt>6211</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>6810</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>12182</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5752</CurrentTaxYearAmt>
        <TotalAmt>30955</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>161127</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>191088</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>236440</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>150191</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>156986</CurrentTaxYearAmt>
        <TotalAmt>895832</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.96530</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.97150</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="990D">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>59711</InvestmentCostOrOtherBasisAmt>
        <DepreciationAmt>11401</DepreciationAmt>
        <BookValueAmt>48310</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <InvestmentCostOrOtherBasisAmt>190723</InvestmentCostOrOtherBasisAmt>
        <DepreciationAmt>145517</DepreciationAmt>
        <BookValueAmt>45206</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>93516</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>Collection</Desc>
        <BookValueAmt>687792</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>687792</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Sales Tax Payable</Desc>
        <Amt>308</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>308</TotalLiabilityAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>Form 990 is reviewed by the Treasurer and Executive Director before the form is filed.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Possible conflicts of interest are to be dealt with openly and resolved in favor of the public trust responsibilities of the organization. If anyone associated with the organization suspects any actual or possible conflicts of interest, they are to disclose the existence of any personal interest and relevant information to the Executive Director who will make a determination for the appropriate parties.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization makes its governing documents, conflict of interest policy and financial statements available upon request. In 2018 no such requests were received.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Explanation of other changes in net assets or fund balances Part XI line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Reclassification of revenue to restricted assets.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>