. "Diane Plotkin donated the oral history interview with Robert Wolfe to the United States Holocaust Memorial Museum in March 2017. The recording is part of a collection of interviews produced by Dr. Plotkin for her graduate dissertation research and book Sisters in Sorrow: Voices of Care in the Holocaust."@en . . . . "1 sound cassette, analog"@en . "No restrictions on access"@en . . . "irn560483" . . "Oral history interview with Robert Wolfe"@en . "No restrictions on use\n\nCopyright Holder: Diane Plotkin Ph.D."@en .