Author
Maier, Phyllis C.
21
United States. National Park Service
11
Pennsylvania Historical and Museum Commission
8
Philadelphia Historical Commission
8
Philadelphia Record
7
Philadelphia (Pa.) Bureau of City Property
6
Pancoast, Charles R., 1858-
5
Tinkcom, Margaret B. 1907-
5
Committee of 1926 of Pennsylvania
4
Flanagan, May Douglas
4
Historic Philadelphia, Inc
4
Lutz, K. F. 1896-
4
Peterson, Charles E. 1906-2004
4
Williams, Brown & Earle (Philadelphia, Pa.)
4
Faris, John Thomson, 1871-1949
3
Friends of Independence National Historical Park
3
Historical Society of Pennsylvania
3
Jackson, Joseph, 1867-1946
3
Keels, Thomas H.
3
National Register of Historic Places
3
Philadelphia City Planning Commission
3
Preservation Alliance for Greater Philadelphia
3
Simon, Grant Miles, 1887-1967
3
Clemens, Thomas E.
2
Cliveden of the National Trust (Philadelphia, Pa.)
2
Dallett, Francis James
2
Darby Borough Historical and Preservation Society (Pa.)
2
Eberlein, Harold Donaldson
2
Frey, Carroll, 1894-
2
Hannum, William E.
2
Harbeson, Hough, Livingston & Larson, Architects
2
Hope, Richard F.
2
Hotchkin, S. F. 1833-1912
2
Hubbard, Cortlandt Van Dyke,
2
Jenkins, Charles Francis, 1865-1951
2
Marion, John Francis
2
Mohn, Viola Kohl
2
Mowday, Bruce E.
2
National Society of the Colonial Dames of America in the Commonwealth of Pennsylvania
2
Old York Road Historical Society
2
Otte, Kate
2
Penn Mutual Life Insurance Company
2
Pennsylvania. Capitol Preservation Committee
2
Philadelphia (Pa.). Redevelopment Authority
2
Philadelphia Historic Preservation Corporation
2
Philadelphia Society for the Preservation of Landmarks
2
Preservation Coalition of Greater Philadelphia
2
Rau, William Herman, 1855-1920
2
Rivinus, Marion Willis Martin, 1889-
2
Skaler, Robert Morris
2
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