Author
Philadelphia Historical Commission
4
Historical Society of Pennsylvania
3
Leeds, Joseph
3
Tinkcom, Margaret B. 1907-
3
Batcheler, Penelope Hartshorne
2
Philadelphia (Pa.). Redevelopment Authority
2
Philadelphia City Planning Commission
2
Simon, Grant Miles, 1887-1967
2
United States. National Park Service
2
Brumbaugh, G. Edwin
1
Butler, Marigene H.
1
Groff, John M.
1
Historic American Buildings Survey
1
Independence National Historical Park (Philadelphia, Pa.)
1
John Milner Associates
1
McNamara, Martin H.
1
National Trust for Historic Preservation in the United States
1
Philadelphia (Pa.). Councils
1
Philadelphia (Pa.). Water Department
1
Philadelphia Historic Preservation Corporation
1
Scott, Hugh, 1900-1994
1
Temple, Charlotte
1
U.S Philadelphia National Shrines Park Commission
1
United States. National Park Service. Denver Service Center
1
Webster, Richard J.
1