"No restrictions on use"@en . . . . "Gail Schwartz, on behalf of the United States Holocaust Memorial Museum Oral History Branch, conducted the interview with Adolf Grünbaum by telephone on March 31, 2015."@en . . . . . "2015 March 31" . "No restrictions on access"@en . . "Oral history interview with Adolf Grünbaum"@en . "United States Holocaust Memorial Museum"@en . "irn163713" . . "1 digital file, WAV"@en .