Applied Science Institute/University--"Modus Operandi System" (8 items, 3 editions.), 1954, 1962, 1971

Applied Science Institute/University--"Modus Operandi System" (8 items, 3 editions.), 1954, 1962, 1971, Box: 103, Folder: 5. International Association for Identification Records, A&M 3518. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/45212 Accessed November 21, 2024.