"Selma Leydesdorff donated the oral history interviews of the Long Shadow of Sobibor collection to the United States Holocaust Memorial Museum in August 2020. The interviews were produced by Professor Leydesdorff of the University of Amsterdam in association with project manager Mirjam Huffener of the Sobibor Foundation."@en . "1 digital file, MPEG-4"@en . . "No restrictions on access"@en . . . "2009 October 28" . . "irn724635" . "No restrictions on use"@en . "Oral history interview with Ellen van der Spiegel-Cohen"@en . . . . . .