Collected materials on photographic and optical equipment, 1881-1979.
Manuals, sales literature, pricelists, press releases, clippings, and other material, relating to photographic and optical equipment.
AIP-ICOS
Smithsonian Institution. National Museum of American History. Department of Photographic History. AHB 5713, 12th Street and Constitution Avenue NW, Washington, DC 20560, USA