Names
- Cooley, Lyman Edgar, 1850-1917.1
- Coolidge, Calvin, 1872-1933.1
- Copeland Royal Samuel, 1868-1938.1
- Copeland, Royal Samuel, 1868-19381
- Cornell University1
- Corwin, Edward Samuel, 1878-1963.1
- Coudert, Frederic R. (Frederic René), 1871-1
- Coudert, Frederick R. (Frederick Rene), 1871-1
- Cramton, Louis C. (Louis Convers), b. 1875.1
- Crane, Robert Treat, 1880-1
- Crane, Robert Treat, b. 1880.1
- D'Ooge, Martin Luther, 1839-19151
- Dawes, Charles Gates, 1865-1951.1
- Dawson, William Mercer Owens, 1853-1916.1
- Demmon, Isaac Newton, 1842-1920.1
- Detroit Bicycle Club.1
- Detroit United Railway.1
- Dewey, Davis Rich, 1858-1942.1
- Dewey, John 1859-1952.1
- Dewey, John, 1859-1952.1