. . . . "14 CD-ROMs,"@en . . "Sophie Caplan donated her interview with Hans Dreyer to the United States Holocaust Memorial Museum in Oct. 2009. The collection was transferred to the Museum’s Oral History Branch in 2010."@en . . "No restrictions on access"@en . "Oral history interview with Hans Dreyer"@en . . "Ms. Sophie Caplan"@en . "irn50941" . . "No restrictions on use"@en . . "1980 February 12-1981 August 26" .