Interview with Quentin Keynes by Gordon C. Sauer, Sauer's home, March 4, 1993, copy #1, for Quentin's many corrections, Box: 101, Folder: 24. 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/205456 Accessed June 17, 2024.