Names
- Cooley, Mortimer E. (Mortimer Elwyn), 1855-1944.1
- Cooley, Mortimer Elwyn, 1855-1944.1
- Copeland Royal Samuel, 1868-1938.1
- Copeland, Royal S. (Royal Samuel), 1868-1938.1
- Couzens, James Joseph, 1872-1936.1
- Couzens, James, 1872-1936.1
- Cramton, Louis C. (Louis Convers), 1875-1
- Cramton, Louis Convers, 1875-1966.1
- Daniels, Josephus, 1862-1948.1
- Detroit Bicycle Club.1
- Dickinson, Luren Dudley, 1859-1943.1
- Diekema, Gerrit John, 1859-1930.1
- East Michigan Environmental Action Council.1
- Ecology Center of Ann Arbor.1
- Environmental Fund (U.S.)1
- Fairlie, John A. (John Archibald), 1872-1947.1
- Fairlie, John Archibald, 1872-1947.1
- Federation for American Immigration Reform.1
- Fellows, Grant, 1865-1929.1
- Ferris, Woodbridge N., 1853-1928.1