Twentieth century black patentees - a survey

Washington: The Association for the Study of Afro-American Life and History, 1979. 24p., 8.5x11 inches, wraps. A list of patentees, their inventions and the patent numbers. National Afro-American history kit.

Cat.No: 115103

Price: $25.00

See all items in African American
See all items by