Names
- Clark, John Emory, d. 1921.1
- Clements, William L. (William Lawrence), 1861-1934.1
- Clements, William Lawrence (1861-1934)1
- Cobb, Frank Irving (1869-1923)1
- Cobb, Frank Irving, 1869-1923.1
- Cocker, Benjamin Franklin, 1821-1883.1
- Coe, Carl Jenness, b. 1886.1
- Coffey, Hobart R., 1896-1969.1
- Cole, Harry Newton, 1870-1
- Coller, Frederick A., 1887-1964.1
- Colliau, Henry J.1
- Conklin, Edward Grant (1863-1952)1
- Conklin, Edward Grant, 1863-1952.1
- Cooley, Mortimer E. (Mortimer Elwyn), 1855-1944.1
- Cooley, Thomas McIntyre, 1824-1898.1
- Copeland, Royal Samuel, 1868-1938.1
- Cork, James Murle, 1894-1957.1
- Coursey, Richard R.1
- Courtis, Stuart A. (Stuart Appleton), 1874-1969.1
- Cowden, Roy William, 1883-1961.1