Names
- Curtiss, Mary Louise Welton.1
- Cutler, Richard Loyd, 1925-1
- Dana, John Cotton, 1856-1929.1
- Davis, Calvin Olin, 1871-1
- Davis, Joseph Baker, 1845-1920.1
- Davis, R. C. (Raymond Cazallis), 1836-1
- Day, Edmund Ezra, 1883-1951.1
- DeFoe, Murl Holcomb, 1879-1
- Demmon, Isaac Newton, 1842-1920.1
- Densmore, Gail Ernest, 1894-1
- Developing Great Lakes Megalopolis Research Project.1
- Dewey, Thomas E. (Thomas Edmund), 1902-1971.1
- Dolph, Ray A.1
- Dougherty, Richard M.1
- Douglas, Lloyd C. (Lloyd Cassel), 1877-1951.1
- Douglas, William O. (William Orville), 1898-1980.1
- Dow, William G. (William Gould), 1895-1999.1
- Dumond, Dwight Lowell, 1895-1
- Dumond, Dwight Lowell, 1895-1976.1
- Eccles, Marriner S. (Marriner Stoddard), 1890-1977.1