Names
- Northern Michigan Planned Parenthood.1
- Pictured Rocks National Lakeshore Advisory Commission.1
- Pirnie, Miles David, 1898-1
- Raff, George.1
- Rahilly, Joseph B.1
- Ruhl, H. D.1
- Saunders, Carl M. (Carl Maxon), 1890-1974.1
- Sheppard, Glen, 1936-1
- Sierra Club. Michigan Chapter.1
- Slater, Kenneth.1
- Smits, Lee J.1
- Stephenson, Joe.1
- Stewart, Gilbert Ireland, 1897-1
- Stoll, Albert, 1884-1
- Titus, Harold, 1888-1967.1
- University of Michigan. School of Natural Resources.1
- Van Coevering, Jack, 1900-1
- Van Coevering, Jack.1
- West Michigan Environmental Action Council.1
- Westerman, Fred.1