Box 167
Container
Contains 1 Result:
Bridge Patents Research Advertisements and Photographs, 1839-1916, 1983-1994 (Includes facsimiles)
File — Box: 167
Scope and Contents
Materials were originally housed with Kemp’s research on United States bridge patents, which may have been collected in preparation for articles and books including American Bridge Patents: The First Century (1790-1890). This box includes photographs, photo negatives, reports, and facsimile advertisements and directories. Subjects include bridges, the patenting process, patents housed at the Smithsonian, and bridge companies.
Dates:
1839-1916, 1983-1994 (Includes facsimiles)