. "No restrictions on access"@en . . . "The Gratz College Holocaust Oral History Archive donated the interview to the United States Holocaust Memorial Museum in 2017."@en . . . "No restrictions on use"@en . "2 sound cassettes (60 min.),"@en . "1983 March 19" . "Oral history interview with David Zwirn"@en . . . "irn566226" .