Names
- Cooley, Mortimer Elwyn, 1855-1915.1
- Cooley, Mortimer Elwyn, 1855-1944.1
- Cooley, Thomas McIntyre, 1824-1898.1
- Copeland Royal Samuel, 1868-1938.1
- Copeland, Royal S. (Royal Samuel), 1868-1938.1
- Corwin, Edward Samuel, 1878-1963.1
- Coulter, Glenn Monroe, 1894-1
- Couzens, James Joseph, 1872-1936.1
- Cowling, Donald J.1
- Craig, James Alexander, 1855-1932.1
- Craig, Robert, 1882-1962.1
- Cramton, Louis C. (Louis Convers), 1875-1
- Cramton, Louis Convers, 1875-1966.1
- Crane, Robert Treat, 1880-1
- Crane, Robert Treat, b. 1880.1
- Crane, Ronald S. (Ronald Salmon), 1886-1967.1
- Cross family.1
- Cross, Arthur Lyon, 1873-19401
- Cross, Wilbur L. (Wilbur Lucius), 1862-1948.1
- Curtis, Heber Doust, 1872-1942.1