Item 020-009: catalog; Optical Instruments for Criminological Research; A catalog of equipment from company and two articles reprinted: "Scientific Sleuthing", Ransome Sutton, Los Angeles Times and "The Fourth Degree", Geo. R. Salisbury, Educational Focus.; author n.a.; Bausch & Lomb Optical Co., Rochester, NY; 18 pages; DF 23, 1930

Item 020-009: catalog; Optical Instruments for Criminological Research; A catalog of equipment from company and two articles reprinted: "Scientific Sleuthing", Ransome Sutton, Los Angeles Times and "The Fourth Degree", Geo. R. Salisbury, Educational Focus.; author n.a.; Bausch & Lomb Optical Co., Rochester, NY; 18 pages; DF 23, 1930, Box: 20, Folder: 2. International Association for Identification Records, A&M 3518. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/44078 Accessed May 21, 2024.