﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2023v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-11-08T16:38:22-06:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>810718703</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>LONGCRIER &amp; ASSOCIATES CPAS LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>100 CROSS ST SUITE 103</AddressLine1Txt>
        <CityNm>SAN LUIS OBISPO</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>934017570</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>956150680</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>HISTORY CENTER OF</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>SAN LUIS OBISPO COUNTY</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>HIST</BusinessNameControlTxt>
      <PhoneNum>8055430638</PhoneNum>
      <USAddress>
        <AddressLine1Txt>696 MONTEREY STREET</AddressLine1Txt>
        <CityNm>SAN LUIS OBISPO</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93401</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>ROBERTA SOULES</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>8055430638</PhoneNum>
      <SignatureDt>2024-11-08</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>1</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>JAYME PHILLIPS</PreparerPersonNm>
      <PTIN>P00145584</PTIN>
      <PhoneNum>8055412500</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="5">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>ROBERTA SOULES</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>696 MONTEREY ST</AddressLine1Txt>
        <CityNm>SAN LUIS OBISPO</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93401</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>326941</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>HTTP://HISTORYCENTERSLO.ORG/</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1953</FormationYr>
      <LegalDomicileStateCd>CA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>THE HISTORY CENTER'S MISSION IS TO PROMOTE THE UNDERSTANDING AND APPRECIATION OF SAN LUIS OBISPO CO.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>150</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>150</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>5</TotalEmployeeCnt>
      <TotalVolunteersCnt>40</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>244246</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>211940</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>50865</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>76484</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>18009</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>20454</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>34019</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>16353</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>347139</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>325231</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>0</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>119072</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>146318</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>7421</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>168224</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>147630</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>287296</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>293948</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>59843</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>31283</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1030440</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>1118593</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>37903</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>40556</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>992537</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>1078037</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>TO PROMOTE THE UNDERSTANDING AND APPRECIATION OF SAN LUIS OBISPO COUNTY HISTORY.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>215090</ExpenseAmt>
      <RevenueAmt>95051</RevenueAmt>
      <Desc>OPERATING THE SLO COUNTY HISTORICAL MUSEUM AND DALLIDET ADOBE AND GARDENS FOR PUBLIC ENJOYMENT AND EDIFICATION.COLLECTING AND PRESERVING ARCHITECTURE, DOCUMENTS, IMAGES, AND OBJECTS RELATED TO THE HISTORY OF SAN LUIS OBISPO COUNTY AND MAKING THEM ACCESSIBLE TO THE PUBLIC.SUPPORTING THE WORK OF OTHER LOCAL HISTORY ORGANIZATIONS THROUGH PROFESSIONAL SERVICES, RESOURCES, TRAINING, AND COLLABORATION.</Desc>
      <TotalProgramServiceExpensesAmt>215090</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1039900001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1039900001">1</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1039900001">1</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1039900001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>0</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1039900001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1039900001">1</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1039900001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1039900001">1</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1039900001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1039900001">0</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">0</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd>0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>0</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>4</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>5</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>0</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>150</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>150</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>1</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>1</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>1</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>0</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>0</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>0</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <OwnWebsiteInd>X</OwnWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>HISTORY CENTER OF SAN LUIS OBISPO COUNTY</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>8055430638</PhoneNum>
        <USAddress>
          <AddressLine1Txt>696 MONTEREY STREET</AddressLine1Txt>
          <CityNm>SAN LUIS OBISPO</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>93401</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN VILLA</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JIM ANDRE</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHARON GOTTESFELD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DEBBIE COLLINS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATHLEEN CAIRNS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LEOLA DUBLIN MACMILLAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KAYLEE SCOGGINS HERRING</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BENJAMIN PETERSON</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERTA SOULES</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>0</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>0</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>0</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>0</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
      <GovernmentGrantsAmt>125000</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>86940</AllOtherContributionsAmt>
      <NoncashContributionsAmt>10227</NoncashContributionsAmt>
      <TotalContributionsAmt>211940</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>PROGRAM SERVICE REVENU</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>62204</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>62204</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>14280</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>14280</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>76484</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>18567</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>18567</RelatedOrExemptFuncIncomeAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <OtherAmt>1887</OtherAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <OtherAmt>0</OtherAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <OtherAmt>1887</OtherAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>1887</TotalRevenueColumnAmt>
        <ExclusionAmt>1887</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>18063</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>1710</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>16353</TotalRevenueColumnAmt>
        <ExclusionAmt>16353</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>325231</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>95051</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>18240</ExclusionAmt>
      </TotalRevenueGrp>
      <CompDisqualPersonsGrp>
        <TotalAmt>57200</TotalAmt>
        <ManagementAndGeneralAmt>57200</ManagementAndGeneralAmt>
      </CompDisqualPersonsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>78271</TotalAmt>
        <ProgramServicesAmt>78271</ProgramServicesAmt>
      </OtherSalariesAndWagesGrp>
      <PayrollTaxesGrp>
        <TotalAmt>10847</TotalAmt>
        <ProgramServicesAmt>5864</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4983</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>16590</TotalAmt>
        <ProgramServicesAmt>16590</ProgramServicesAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>10165</TotalAmt>
        <ProgramServicesAmt>10165</ProgramServicesAmt>
      </FeesForServicesAccountingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>2658</TotalAmt>
        <ProgramServicesAmt>2658</ProgramServicesAmt>
      </OfficeExpensesGrp>
      <InterestGrp>
        <TotalAmt>1284</TotalAmt>
        <ManagementAndGeneralAmt>1284</ManagementAndGeneralAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>6504</TotalAmt>
        <ManagementAndGeneralAmt>6504</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <OtherExpensesGrp>
        <Desc>MAINTENANCE</Desc>
        <TotalAmt>50154</TotalAmt>
        <ProgramServicesAmt>50154</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>UTILITES</Desc>
        <TotalAmt>30354</TotalAmt>
        <ProgramServicesAmt>30354</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>INSURANCE</Desc>
        <TotalAmt>13270</TotalAmt>
        <ProgramServicesAmt>11804</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1466</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>COST OF GOODS SOLD</Desc>
        <TotalAmt>7421</TotalAmt>
        <FundraisingAmt>7421</FundraisingAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>9230</TotalAmt>
        <ProgramServicesAmt>9230</ProgramServicesAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>293948</TotalAmt>
        <ProgramServicesAmt>215090</ProgramServicesAmt>
        <ManagementAndGeneralAmt>71437</ManagementAndGeneralAmt>
        <FundraisingAmt>7421</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>142231</BOYAmt>
        <EOYAmt>130295</EOYAmt>
      </CashNonInterestBearingGrp>
      <LandBldgEquipCostOrOtherBssAmt>60496</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>25810</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>19511</BOYAmt>
        <EOYAmt>34686</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>594322</BOYAmt>
        <EOYAmt>679236</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>274376</BOYAmt>
        <EOYAmt>274376</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>1030440</BOYAmt>
        <EOYAmt>1118593</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>5606</BOYAmt>
        <EOYAmt>6887</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>25000</BOYAmt>
        <EOYAmt>25000</EOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>7297</BOYAmt>
        <EOYAmt>8669</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>37903</BOYAmt>
        <EOYAmt>40556</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>992537</BOYAmt>
        <EOYAmt>1078037</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>992537</BOYAmt>
        <EOYAmt>1078037</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1030440</BOYAmt>
        <EOYAmt>1118593</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>31283</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>54216</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>1</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>152124</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>147109</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>337529</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>257291</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>226221</CurrentTaxYearAmt>
        <TotalAmt>1120274</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>152124</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>147109</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>337529</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>257291</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>226221</CurrentTaxYearAmt>
        <TotalAmt>1120274</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>1120274</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>15281</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>12795</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>12346</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13754</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>18567</CurrentTaxYearAmt>
        <TotalAmt>72743</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>1193017</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>147045</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.93900</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.94210</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <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>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1039900001">
      <HistoricStructureInd>X</HistoricStructureInd>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>0</WrittenPolicyMonitoringInd>
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <CollUsedLoanOrExchProgInd>X</CollUsedLoanOrExchProgInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>60496</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>25810</DepreciationAmt>
        <BookValueAmt>34686</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>34686</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>OTHER MONEY MARKET &amp; MUTUAL FUNDS</Desc>
        <BookValueAmt>664736</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <OtherSecuritiesGrp>
        <Desc>COMMUNITY FOUNDATION OF SAN LUIS OBISPO</Desc>
        <BookValueAmt>14500</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>679236</TotalBookValueSecuritiesAmt>
      <OtherAssetsOrgGrp>
        <Desc>FIXED ASSETS - AT COST</Desc>
        <BookValueAmt>274376</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>274376</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>RENTAL DEPOSITS</Desc>
        <Amt>8500</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>SALES TAX PAYABLE</Desc>
        <Amt>169</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>8669</TotalLiabilityAmt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>COLLECTIONS INCLUDING ARCHITECTURE, DOCUMENTS, IMAGES, AND OBJECTS ARE DISPLAYED IN EXHIBITIONS AND MADE AVAILABLE TO THE PUBLIC FOR EDUCATION, RESEARCH AND ENJOYMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS APPROXIMATELY 150 MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THE ORGANIZATION ARE GIVEN THE OPPORTUNITY TO VOTE IN ELECTING THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE DECISION MADE BY THE GOVERNING BODY TO CHANGE THE NAME OF THE ORGANIZATION, MISSION, OR TO THEIR OWN VOTING RIGHTS AS DEFINED IN THE BYLAWS, MUST BY APPROVED BY THE MEMBERS OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STAFF, FINANCE COMMITTEE, AND MEMBERS OF THE BOARD REVIEW THE FORM 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AN INTERESTED PARTY IS UNDER A CONTINUING OBLIGATION TO DISCLOSE ANY ACTUAL OR POTENTIAL CONFLICT OF INTEREST AS SOON AS IT IS KNOWN OR SHOULD BE KNOWN. THE DISCLOSURE IS PROVIDED TO THE BOARD OR THE SECRETARY OF THE BOARD AND THE BOARD SHALL DETERMINE THE APPROPRIATE ORGANIZATIONAL RESPONSE INCLUDING ENSURING THAT THE PROPOSED TRANSACTION IS APPROVED BY ONLY THE DISINTERESTED MEMBERS OF THE BOARD AND FOLLOWING SPECIFIC PROCEDURES TO ADDRESS THE CONFLICT. MEMBERS SIGN AN ANNUAL AFFIRMATION OF COMPLIANCE DISCLOSURE STATEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS ARE MADE AVAILABLE UPON REQUEST. ALL OTHER DOCUMENTS WOULD HAVE TO BE REQUESTED AND THEN RELEASED UPON APPROVAL OF THE BOARD OR THE EXECUTIVE COMMITTEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>ROUNDING 1.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>