Interview with Dr. Geoffrey Edelsten by Gordon C. Sauer [Edelsten is John Gould's great-grandson], onset, 1985-07-28, Box: 12, Folder: 31-32. 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/205729 Accessed June 02, 2024.