Assorted antique glass projector slides from the US Navy Special Devices Center Recognition Training of American and British submarines and boats, circa 1950s

Assorted antique glass projector slides from the US Navy Special Devices Center Recognition Training of American and British submarines and boats, circa 1950s, Box: 22, Box: 22a. Frank (Tico) Herrera, Photographer, Photographic Negatives, Prints, and Other Material, A&M 4747. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/252814 Accessed May 14, 2026.