- Hoover, Herbert, 1874-1964.1
- Immigrants.1
- Labor.1
- Medals.1
- New York, New Haven, and Hartford Railroad Company.1
- Outdoor recreation.1
- Payne, John Barton, 1855-1935.1
- Presidential candidates.1
- Presidents--United States--Press coverage.1
- Presidents--United States.1
- Railroad tracks--Design and construction.1
- Railroad trains.1
- Railroads--Safety measures.1
- Republican Party (U.S. : 1854- )1
- Retirement age.1
- Retirement.1
- Rocky Mountains--Description and travel.1
- Rodman, Hugh, 1859-1940.1
- Schwab, Charles M., 1862-1939.1
- Sherlock Holmes (Gillette, William)1