. "2 sound cassettes (60 min.),"@en . . . . "Oral history interview with Klaus Robert Lange"@en . . . "irn565986" . . "1999 November 16" . "The Gratz College Holocaust Oral History Archive donated the interview to the United States Holocaust Memorial Museum in 2017."@en . "No restrictions on access"@en . . "No restrictions on use"@en .