. "No restrictions on access"@en . "United States Holocaust Memorial Museum"@en . . "2 digital files, WAV"@en . "Gail Schwartz, on behalf of the United States Holocaust Memorial Museum Oral History Branch, conducted the interview with Madeleine Sigel on May 22, 2015 in Bethesda, MD."@en . . . . . . . . "No restrictions on use"@en . "irn601152" . "Oral history interview with Madeleine Sigel"@en . "2015 May 22" .