"Nature" notes, January-June 1943, 1943-01 - 1943-06

"Nature" notes, January-June 1943, 1943-01 - 1943-06, Box: 3, Folder: 35. Personal Papers of Elmer V. McCollum, PP 120. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/188915 Accessed December 25, 2025.