Names
- Northern Pacific Railway Company.1
- Pennsylvania Railroad.1
- Robbins, Frank, 1846-1924.1
- Rockefeller, John D., III (John Davison), 1906-1978--Portraits.1
- Roebling, John A. (John Augustus), 1806-1869--Portraits.1
- Roebling, Washington Augustus, 1837-1926--Portraits.1
- Smithsonian Institution.1
- Spectorsky, A. C. (Auguste C.), 1910-1972.1
- Steinway & Sons.1
- Stephenson, George, 1781-1848--Portraits.1
- Stephenson, Robert, 1803-1859--Portraits.1
- Tacoma Light and Water Company.1
- Treadwell, T. K.1
- Underwood & Underwood.1
- Union College (Schenectady, N.Y.)1
- Union Pacific Railroad Company.1
- United States Capitol (Washington, D.C.)1
- United States Naval Academy.1
- University of California, Berkeley.1
- University of Michigan -- Students.1