"The Ivory-Billed Woodpecker," Research Report No. 1 of the National Audubon Society, 127 pp., published Oct. 1942, 1942

"The Ivory-Billed Woodpecker," Research Report No. 1 of the National Audubon Society, 127 pp., published Oct. 1942, 1942, Box: 1, Folder: 4. James Taylor Tanner papers, 2665. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/373729 Accessed October 21, 2025.