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        <ContributorNum>RESTRICTED</ContributorNum>
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          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 4B</FormAndLineReferenceDesc>
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        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>THE NATIONAL HELLENIC MUSEUM TOURS, SCHOOL PROGRAMS, CLASSES, EVENTS, CHILDREN'S AND FAMILY PROGRAMS USE THE MUSEUM'S PERMANENT AND TEMPORARY EXHIBITIONS AS A FOUNDATION FOR LEARNING. ALL OF THE EDUCATIONAL PROGRAMS FOR CHILDREN AND ADULTS ARE OFFERED TO ENCOURAGE EXPERIENTIAL LEARNING AS WELL AS OFFER NEW WAYS OF THINKING ABOUT GREEK HISTORY AND GREEK CULTURE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>CALAMOS INVESTMENTS CALAMOS INVESTMENTS CHAIRMAN CEO BUSINESS</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FULL BOARD REVIEW THE FORM 990 AT A BOARD MEETING PRIOR TO ITS FILING.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL DOCUMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
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</Return>
