"Sauer Notes on John Gould", An Occasional Publication on the Persons, Productions, and Places Associated with John Gould (1804-1881), Gordon C. Sauer, editor, Box: 44, Folder: 26. 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/206092 Accessed November 28, 2024.