. . . "10 digital files, MP4"@en . . "United States Holocaust Memorial Museum"@en . . "Oral history interview with Stefan Kotowski and Stephen Kotowski"@en . "Ina Navazelskis, on behalf of the United States Holocaust Memorial Museum, conducted the oral history interview with Stefan and Stephen Kotowski on 2022 August 24, 29, 31, September 16, 23, 27, 30 and October 4, 14, and 16. The interview was conducted remotely."@en . . "irn740841" . "2022 August 24-2022 October 14" . . . "Copyright Holder: United States Holocaust Memorial Museum"@en . .