Names
- Cook, William Wilson, 1858-1930.1
- Cooley, Charles Horton, 1864-1929.1
- Cooley, Mortimer Elwyn, 1855-1944.1
- Copeland, Royal Samuel, 1868-19381
- Coulter, Glenn Monroe, 1894-1
- Cram, Esther Marsh.1
- Cramton, Louis C. (Louis Convers), b. 1875.1
- Cramton, Louis Convers, 1875-1966.1
- Crane, Verner W., 1889-1974.1
- Crane, Verner Winslow, 1889-1
- Crisler, H. O. (Herbert Orin), 1899-1982.1
- Cross family.1
- Cross, Arthur Lyon, 1873-19401
- Cross, Arthur Lyon, 1873-1940.1
- Curtis, Heber Doust, 1872-1942.1
- Curtiss, Ralph Hamilton, 1880-1929.1
- Cushny, Arthur R. (Arthur Robertson), 1866-1926.1
- D'Ooge, Martin Luther, 1839-19151
- D'Ooge, Martin Luther, 1839-1915.1
- Dana, Samuel Trask, 1883-1978.1