Author
- Coughlin Keene & Associates 2 results
- Fairmount Park Commission (Philadelphia, Pa.)
- Favretti, Rudy J. 1 results
- Klein, Esther M. (Esther Moyerman), 1907- 1 results
- Philadelphia (Pa.) 1 results
- University of Pennsylvania. Morris Arboretum 1 results
- Urban Park and Recreation Recovery Program (U.S.) 1 results
- Wallace, Roberts & Todd 2 results