"Oral history interview with Robert Kolban"@en . "1987 April 23, 1989 May 20" . "2 sound cassettes,"@en . "irn559001" . "No restrictions on access"@en . . "Emilie Berendsen Bloch, Benjamin Bloch, and Ariel Bloch donated the archive of Professor David Bloch to the United States Holocaust Memorial Museum in 2012."@en . . . . . . "No restrictions on use"@en . . .