This list is from the official one posted by the National Archives:
Alphabetical Index of Former Inmates of U.S. Penitentiary, Alcatraz, 1934-63 from Records of the Bureau of Prisons (RG 129) <https://www.archives.gov/san-francisco/finding-aids/alcatraz-alpha.html>Information on accessing the inmate files, along with other prison records, is available at the bottom of the web page noted above.
