Edelsten, Geoffrey and Peggy. #2, 1977 - 1982, Box: 2, Folder: 41-46. 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/204372 Accessed November 24, 2024.