. . "No restrictions on use"@en . "Oral history interview with Robert Sokal"@en . "irn566162" . "No restrictions on access"@en . . "1999 October 15" . "1 sound cassette (60 min.),"@en . . . . . . "The Gratz College Holocaust Oral History Archive donated the interview to the United States Holocaust Memorial Museum in 2017."@en .