(7) Folio - Icones Avium [or "Figures and Descriptions of New and Interesting Species of Birds from Various Parts of the Globe"], Box: 16, Folder: 48. 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/205875 Accessed November 28, 2024.