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        <FormAndLineReferenceDesc>SCHEDULE A, PART IV, SECTION A, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PURPOSES OF THE GLASS-GLEN BURNIE FOUNDATION (FOUNDATION) ARE (I) THE RESTORATION AND MAINTENANCE OF HISTORIC PROPERTIES ACQUIRED IN THE VICINITY OF WINCHESTER, VIRGINIA, SO THAT SUCH PROPERTIES WILL BE PRESERVED AS HISTORIC BUILDING AND GROUNDS FOR EDUCATIONAL AND OTHER BENEFIT OF THE PUBLIC FOREVER AND (II) THEREBY ENDOW A MUSEUM OF 18TH AND EARLY 19TH CENTURY AMERICAN AND ENGLISH ART. IT IS INTENDED THAT RESTORATION AND MAINTENANCE WILL INCLUDE NOT ONLY THE BUILDINGS ACQUIRED BUT ALSO THE GROUNDS SURROUNDING THE BUILDINGS AND ALSO FURNITURE, FIXTURES AND FURNISHING INSIDE THE BUILDINGS AND THAT FUNDS WHEN AVAILABLE WILL BE USED TO MAKE ADDITIONS TO THE FOUNDATION'S COLLECTIONS. ALL PROPERTY AND ASSETS OF THE GLASS-GLEN BURNIE FOUNDATION SHALL BE USED WITHIN THE UNITED STATES EXCLUSIVELY FOR THE AFORESAID EDUCATIONAL PURPOSES AND FOR NO OTHER PURPOSE. TO ACHIEVE THIS PURPOSE, THE FOUNDATION CAUSED THE CREATION OF THE GLASS-GLEN BURNIE MUSEUM, INC. DBA: THE MUSEUM OF THE SHENANDOAH VALLEY, WHICH IS THE FOUNDATION'S SUPPORTED ORGANIZATION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>PART IV, SECTION E, LINE 2A:</FormAndLineReferenceDesc>
        <ExplanationTxt>AS DESCRIBED ABOVE, SUBSTANTIALLY ALL OF THE ORGANIZATION'S ACTIVITIES DURING THE TAX YEAR DIRECTLY FURTHER THE EXEMPT PURPOSE OF THE GLASS-GLEN BURNIE MUSEUM (THE SUPPORTED ORGANZIATION). THE FOUNDATION IS RESPONSIVE TO THE MUSEUM BY HAVING ALL TRUSTEES OF THE FOUNDATION SERVE ON THE BOARD OF THE SUPPORTED ORGANIZATION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>PART IV, SECTION E, LINE 2B:</FormAndLineReferenceDesc>
        <ExplanationTxt>AS DESCRIBED ABOVE, THE ACTIVITIES ENGAGED IN BY THE FOUNDATION ARE NECESSARY FOR THE MUSEUM (THE SUPPORTED ORGANIZATION), AND WERE IT NOT FOR THE ACTIVITIES CONDUCTED BY THE FOUNDATION, THE MUSEUM WOULD HAVE TO PERFORM THE FUNCTIONS OF RESTORATION AND MAINTENANCE OF THE HISTORIC PROPERTIES.</ExplanationTxt>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION D, LINE 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL 5 FOUNDATION TRUSTEES ARE ON THE GOVERNING BODY OF THE MUSEUM AND HAVE A CLOSE WORKING RELATIONSHIP. THE FOUNDATION AND THE EXECUTIVE BOARD OF THE MUSEUM ALSO HAS ONE JOINT BOARD MEETING PER YEAR. SUBTANTIALLY ALL THE FOUNDATION'S ACTIVITIES ARE TO FURTHER THE ACTIVITIES OF THE MUSEUM.</ExplanationTxt>
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        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>IT IS INTENDED THAT RESTORATION AND MAINTENANCE WILL INCLUDE NOT ONLY THE BUILDINGS ACQUIRED BUT ALSO THE GROUNDS SURROUNDING THE BUILDINGS AND ALSO FURNITURE, FIXTURES AND FURNISHINGS INSIDE THE BUILDINGS AND THAT FUNDS, WHEN AVAILABLE, WILL BE USED TO MAKE ADDITIONS TO THE FOUNDATION'S COLLECTIONS.</ExplanationTxt>
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        <ExplanationTxt>THE FOUNDATION IS EXEMPT FROM FEDERAL INCOME TAXES UNDER INTERNAL REVENUE CODE (IRC) SECTION 501(C)(3). ON APRIL 30, 2004, THE IRS APPROVED THE FOUNDATION'S REQUEST TO CHANGE ITS TAX STATUS, EFFECTIVE JANUARY 1, 1999, FROM A PRIVATE FOUNDATION TO A SUPPORT ORGANIZATION UNDER IRC SECTION 509(A)(3), UNDER SECTION 501(C)(6) OF THE IRC, THE FOUNDATION IS EXEMPT FROM TAXES ON INCOME OTHER THAN UNRELATED BUSINESS INCOME. THE FOUNDATION IS SUBJECT TO FEDERAL AND STATE INCOME TAXES ON ITS UNRELATED BUSINESS INCOME, AS A RESULT OF OWNERSHIP IN VARIOUS INVESTMENT ENTITIES. THE FOUNDATION UTILIZES THE ACCOUNTING REQUIREMENTS ASSOCIATED WITH UNCERTAINTY IN INCOME TAXES USING THE PROVISIONS OF FINANCIAL ACCOUNTING STANDARDS BOARD (FASB) ACCOUNTING STANDARDS CODIFICATION (ASC) 740, INCOME TAXES. USING THAT GUIDANCE, TAX POSITIONS INITIALLY NEED TO BE RECOGNIZED IN THE FINANCIAL STATEMENTS WHEN IT IS MORE LIKELY THAN NOT THE POSITIONS WILL BE SUSTAINED UPON EXAMINATION BY THE TAX AUTHORITIES. IT ALSO PROVIDES GUIDANCE FOR DERECOGNITION, CLASSIFICATION, INTEREST AND PENALTIES, ACCOUNTING IN INTERIM PERIODS, DISCLOSURE AND TRANSITION. AS OF DECEMBER 31, 2023, THE FOUNDATION HAS NO UNCERTAIN TAX POSITIONS THAT QUALIFY FOR RECOGNITION OR DISCLOSURE IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
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      <SupplementalInformationDetail>
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          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22601</ZIPCd>
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        <PurposeOfGrantTxt>TO SUPPORT THE MUSEUM'S MONTHLY OPERATIONS</PurposeOfGrantTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE CONFLICT OF INTEREST POLICY IS PRESENTED TO THE TRUSTEES EACH YEAR FOR REVIEW, AND EACH TRUSTEE SIGNS THE POLICY EACH YEAR.</ExplanationTxt>
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        <ExplanationTxt>COMPENSATION WAS SET IN 1997 AND REMAINED UNCHANGED UNTIL 2007. AT THAT TIME, A THIRD-PARTY COMPENSATION REASONABLENESS REPORT WAS UTILIZED TO INCREASE TRUSTEE FEES. CO-OPERATING TRUSTEE FEES WERE ESTABLISHED IN 2010 PURSUANT TO AN INDEPENDENT COMPENSATION STUDY. A THIRD PARTY COMPENSATION STUDY WAS COMPLETED BY STANFIELD + O'DELL IN LATE 2019. BASED ON THE FINDINGS OF THE STUDY, AN INCREASE IN TRUSTEE COMPENSATION WAS VOTED ON AND APPROVED AT THE OCTOBER 2019 TRUSTEE MEETING. CO-OPERATING TRUSTEE COMPENSATION WAS INCREASED FROM $30,000 TO $42,000 ANNUALLY, AND TRUSTEE COMPENSATION WAS INCREASED FROM $48,000 TO $67,200 ANNUALLY. THESE INCREASES BECAME EFFECTIVE ON JANUARY 1, 2020.</ExplanationTxt>
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        <ExplanationTxt>ALL GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST</ExplanationTxt>
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        <ExplanationTxt>IN 2023, MANAGEMENT ADOPTED A POLICY TO PREPARE ITS FINANCIAL STATEMENTS ON THE MODIFIED BASIS OF ACCOUNTING. DUE TO THE CHANGE IN ACCOUNTING METHOD, THE FINANCIAL STATEMENTS NO LONGER INCLUDE THE HISTORICAL PROPERTIES OR LAND AS ASSETS ON THE BALANCE SHEET. THIS CHANGE IS REFLECTED AS OTHER CHANGES IN NET ASSETS IN THE AMOUNT OF $5,575,782.</ExplanationTxt>
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