Letter from Ashcroft, John of the United States Senate to Gordon C. Sauer, 1995-01-30, Box: 5, Folder: 51. Sauer's Gouldiana Research about John Gould and other papers, MS 304. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/204465 Accessed May 19, 2024.