Items 39-42, Early Publications, Item 075-040: detectives; Text Book and Detective Encyclopedia; A home-study instruction correspondence series. Parts 1-3, lessons 1-16. Topics and how-tos pertaining to criminology.; author n.a.; National Detective System, Freemont, Nebraska; 116 pages., 1934

Items 39-42, Early Publications, Item 075-040: detectives; Text Book and Detective Encyclopedia; A home-study instruction correspondence series. Parts 1-3, lessons 1-16. Topics and how-tos pertaining to criminology.; author n.a.; National Detective System, Freemont, Nebraska; 116 pages., 1934, Box: 75, Folder: 8. International Association for Identification Records, A&M 3518. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/44935 Accessed November 24, 2024.