Names
- Dougherty, Peter, 1805-1894.1
- East Michigan Environmental Action Council.1
- Ecology Center of Ann Arbor.1
- Environmental Fund (U.S.)1
- Federation for American Immigration Reform.1
- Ferguson, William P. F. (William Porter Frisbee), 1861-1
- Frank, Patricia M.1
- Freeman, Orville L.1
- Friends of the Jordan River Watershed.1
- Gillette family.1
- Gillette, Genevieve, 1898-1
- Grinnell, George Bird, 1849-1938.1
- Hankinson family.1
- Hankinson, Thomas L. (Thomas Leroy), 1876-1
- Hankinson, Thomas Leroy, 1876-19351
- Hankinson, Thomas Leroy, 1876-1937.1
- Hart, Philip A. (Philip Aloysius), 1912-1976.1
- Hook, Frank Eugene, 1893-1982.1
- Huron River Watershed Council.1
- Ickes, Harold L. (Harold LeClair), 1874-1952.1