1. Letter to Museum of Conceptual Art from Bea Koch, Benefit Coordinator, New York Civil Liberties Union Bookmark Letter to Museum of Conceptual Art from Bea Koch, Benefit Coordinator, New York Civil Liberties Union, accession number 1995.46.163.1.a-c. Search result 1 Artist: ANDRE, Carl / NEW YORK CIVIL LIBERTIES UNION Classification: Work on paper Materials: typewritten text and marker on stationery; offset printing and red marker on envelope; and red ink, marker, and stamp marks in black and purple ink on envelope with green postmark Dimensions: sheet: 14 x 8 1/2 in. Accession Number: 1995.46.163.1.a-c