Names
- Cavanaugh, Martin J., 1866-1
- Charles A. Towne1
- Charles Cudney1
- Charles R. Sligh1
- Charles R. Sligh Co.1
- Charles R. Sligh Company1
- Charles R. Sligh, Jr.1
- Charles W. Watkins1
- Chase S. Osborn1
- Clark Iron Co.1
- Clark-Sligh Timber Co.1
- Clark-Sligh Timber Company1
- Clement Miller1
- Clyde H. Geerlings1
- Company F, 1st Michigan Engineers and Mechanics.1
- Comstock, William Alfred, 1877-1949.1
- Congress of Industrial Organizations (U.S.)1
- Cooley, Mortimer E. (Mortimer Elwyn), 1855-1944.1
- Couzens, James, 1872-1936.1
- Crawford, Fred L., 1888-1957.1