- Roosevelt, Franklin D. (Franklin Delano), 1882-1945--Influence of.1
- Roper, Daniel C. (Daniel Calhoun), 1867-1943.1
- Rosenwald, Julius, 1862-1932.1
- Schwab, Charles M., 1862-1939.1
- Ship captains.1
- Shipbuilding.1
- Ships--Design.1
- Ships.1
- Smith, Alfred Emanuel, 1873-1944.1
- Speeches, addresses, etc., English.1
- Star-spangled banner (Song)1
- Statues -- Washington (D.C." United States--District of Columbia--Washington (D.C.)1
- Stimson, Henry L. (Henry Lewis), 1867-1950.1
- Strikes and lockouts.1
- Swanson, Claude Augustus, 1862-1939.1
- Teapot Dome Scandal, 1921-1924.1
- Tomb of the Unknowns (Va.)1
- Travel1
- Travel -- 19th century1
- Trials.1