Names
- Cass, Lewis, 1782-1866.1
- Chase, Salmon P. (Salmon Portland), 1808-1873.1
- Chipman, Henry C., 1784-1867.1
- Christiancy, Isaac Peckham, 1812-1890.1
- Clements, William L. (William Lawrence), 1861-1934.1
- Clements, William Lawrence, 1861-19341
- Cleveland-Cliffs Iron Company.1
- Cocker, W. J. (William Johnson), 1846-1901.1
- Cocker, William Johnson, 1846-19011
- Codd, George Pierre, 1869-19271
- Codd, George Pierre, 1869-1927.1
- Cole family.1
- Comstock, Addison J., 1802-1867.1
- Comstock, O. C. (Oliver Cromwell), 1780-1860.1
- Comstock, William Alfred, 1877-19491
- Comstock, William Alfred, 1877-1949.1
- Connable, Alfred B. (Alfred Barnes), 1904-1
- Cook, D. B.1
- Cook, Franklin Mead, 1863-1
- Cook, Peter Napoleon, 1840-1