"3 videocasettes (Betacam SP), sound, color ; 1/2 in."@en . "Oral history interview with Ruth Zellner"@en . . "No restrictions on access"@en . . . "irn507292" . . "No restrictions on use"@en . . . . "United States Holocaust Memorial Museum"@en . . "Katie Davis, on behalf of the United States Holocaust Memorial Museum Oral History Branch, conducted the oral history interview with Ruth Zellner on October 13, 1999."@en . "1999 October 13" .