Items 31-38, Patent, Item 017-034: identification; "Identification System"; Inventor from Pittsburgh, Pennsylvania, 1/3 to H. C. Evert & Co. Patent 792,312 Serial No. 192,982. A method of producing postage stamps with particular perforations for easy identification if theft, etc. occurs.; Bush, Charles Franklin; United States Patent Office; 2 pages; DF 314, 1905/06/13

Items 31-38, Patent, Item 017-034: identification; "Identification System"; Inventor from Pittsburgh, Pennsylvania, 1/3 to H. C. Evert & Co. Patent 792,312 Serial No. 192,982. A method of producing postage stamps with particular perforations for easy identification if theft, etc. occurs.; Bush, Charles Franklin; United States Patent Office; 2 pages; DF 314, 1905/06/13, Box: 17, 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/43989 Accessed February 06, 2026.