1980 Gould book index ["John Gould’s Prospectuses and Lists of Subscribers to His Works on Natural History: with an 1866 Facsimile"], Box: 43, Folder: 33-40. 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/206082 Accessed June 02, 2024.