Names
- Cabot, Hugh, 1872-1945.1
- Chalmers, Hugh, 1873-1932.1
- Chalmers-Detroit Motor Company1
- Chalmers-Detroit Motor Company.1
- Channing, Edward, 1856-1931.1
- Chapin, Roy D. (Roy Dikeman), 1880-19361
- Clements, William L. (William Lawrence), 1861-19341
- Cocker, Benjamin Clark.1
- Coffey, Hobart R., 1896-1969.1
- Coffin, Howard Earle, 1873-1937.1
- Coller, Frederick A.1
- Cooley, Mortimer E. (Mortimer Elwyn), 1855-1944.1
- Coulter, Glenn Monroe, 1894-1
- Council of National Defense.1
- Crane, Verner W., 1889-1974.1
- Crane, Verner Winslow, 1889-1
- Cross family.1
- Cross, Arthur Lyon, 1873-19401
- Cross, Arthur Lyon, 1873-1940.1
- Curtis, Heber Doust, 1872-1942.1