"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 . . . "irn724636" . "Oral history interview with Mary Richheimer-Leijden van Amstel"@en . . . "No restrictions on use"@en . . "No restrictions on access"@en . . . "209 October 29" .