Item 020-033: catalog; The New Comparison Microscope for Studying Evidence; A catalog of company items with photos and full descriptions.; author n.a.; Bausch & Lomb Optical Co., Rochester, NY; 6 pages; DF 687, 1932

Item 020-033: catalog; The New Comparison Microscope for Studying Evidence; A catalog of company items with photos and full descriptions.; author n.a.; Bausch & Lomb Optical Co., Rochester, NY; 6 pages; DF 687, 1932, Box: 20, Folder: 7. International Association for Identification Records, A&M 3518. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/44102 Accessed December 06, 2025.