- Capitol Hill (Washington, D.C.)2
- Century of Progress International Exposition (1933-1934 : Chicago, Ill.)1
- Commerce.1
- Crowds.3
- Cummings, Homer S. (Homer StilleĢ), 1870-1956.1
- Dams.1
- Davis, James J. (James John), 1873-1947.1
- Debt.2
- Depressions--1929--United States.3
- Dern, George Henry, 1872-1936.1
- Diplomats--Cuba.1
- Diplomats--United States.1
- Economic policy--United States.1
- Economics--20th century.1
- Economics.4
- Engineering.1
- Factories--United States.1
- Farley, James A. (James Aloysius), 1888-1976.3
- Federal government--United States.1
- Flags--American.1