Lincoln School PTA [Parent Teacher Association - "Mental Hygiene", El Reno, Okla[homa], 1940

Lincoln School PTA [Parent Teacher Association - "Mental Hygiene", El Reno, Okla[homa], 1940, Box: 3, Folder: 29-30. Henry D. and Mariana Lohrenz Remple papers, RH MS 1509. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/407529 Accessed December 25, 2025.