. "Dr. Tomaz Jardim donated the oral testimony of John ? to the United States Holocaust Memorial Museum in December 2018. The testimony was recorded on a shellacked cardboard disc in 1949."@en . "1 digital file, 10 in analog, 78 rpm,"@en . . "Oral testimony of John ?"@en . . . . "No restrictions on access"@en . . . . . "irn648042" .