"5 sound cassettes (60 min.),"@en . . . "No restrictions on use"@en . "1996 October 07, 1996 September 10" . . . . "No restrictions on access"@en . "irn504921" . . "Oral history interview with William Perl"@en . . "Scott Miller, on behalf of the United States Holocaust Memorial Museum Oral History Branch, conducted the oral history interview with William Perl on October 7, 1996."@en . . . "United States Holocaust Memorial Museum"@en .