David Plowden North American Bridge Photographs, 1970-1976
History of Technology, Division of, NMAH, SI
Mechanical and Civil Engineering, Division of [former name], NMAH, SI
Work and Industry, Division of, NMAH, SI
0.15 cu. ft. : 1 box
Author and photographer.
Photographs Plowden took of bridges, aqueducts and viaducts all over the United States and a few in Canada. The photographs are of various types of bridges: truss, suspension, covered. Some photographs feature close-up details of architectural elements, such as arches, chains, towers and ornamentation.
David Plowden North American Bridge Photographs, 1970-1976, Archives Center, National Museum of American History