"University of Michigan-Dearborn"@en . . "No restrictions on use"@en . . . "No restrictions on access"@en . . . . . . . "2 sound cassettes, analog"@en . "Oral history interview with Michael Opas"@en . "irn513830" . . . "The University of Michigan, Dearborn conducted the interview with Michael Opas. The United States Holocaust Memorial Museum Archives received the tapes in November 1992"@en .