Bibliography part 3 ["John Gould the Bird Man: Correspondence, Volume 3", edited and compiled by Gordon C. Sauer, with the assistance of Ann Datta], Box: 41, Folder: 24-38. 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/206061 Accessed June 17, 2024.