. "irn511998" . "No restrictions on access"@en . "Susan Lerer on behalf of the Anti-Defamation League, Orange County, California, conducted the interview with Herman Leefsma on September 25, 1992. The United States Holocaust Memorial Museum received the copy of the interview from the Anti-Defamation League, Orange County, California on May 3, 2000."@en . "Oral history interview with Herman Leefsma"@en . . . "Orange County California Anti-Defamation League"@en . . . "1992 September 25" . "Restrictions on use"@en . . "2 videocassettes (U-Matic), sound, color ; 3/4 in."@en .