Author
Maier, Phyllis C.
24
United States. National Park Service
18
Philadelphia Record
13
Philadelphia Historical Commission
12
Glenn, Thomas Allen, 1864-
11
Historic American Buildings Survey
10
Historical Society of Pennsylvania
10
Manton, John C., 1948-
10
Pennsylvania Historical and Museum Commission
10
National Trust for Historic Preservation in the United States
9
Eberlein, Harold Donaldson
6
Philadelphia (Pa.) Bureau of City Property
6
Boyer, Charles Shimer, 1869-1936
5
Cape May County Art League
5
Pancoast, Charles R., 1858-
5
Tinkcom, Margaret B. 1907-
5
Committee of 1926 of Pennsylvania
4
Faris, John Thomson, 1871-1949
4
Flanagan, May Douglas
4
Greiff, Constance M.
4
Historic Philadelphia, Inc
4
Lutz, K. F. 1896-
4
Peterson, Charles E. 1906-2004
4
Williams, Brown & Earle (Philadelphia, Pa.)
4
American Philosophical Society
3
Batcheler, Penelope Hartshorne
3
Camden County Historical Society
3
Chester County Historical Society (West Chester, Pa.)
3
Forman, Henry Chandlee, 1904-
3
Friends of Independence National Historical Park
3
Holland Society of New York
3
Hubbard, Cortlandt Van Dyke,
3
Jackson, Joseph, 1867-1946
3
Keels, Thomas H.
3
Kent, Margaret
3
Leeds, Joseph
3
Marion, John Francis
3
Maryland Historical Trust
3
Morris County Heritage Commission (N.J.)
3
Moss, Roger W., 1940-
3
National Register of Historic Places
3
Philadelphia City Planning Commission
3
Preservation Alliance for Greater Philadelphia
3
Simon, Grant Miles, 1887-1967
3
American Association for State and Local History
2
Barrows, John A.
2
Barton, George, 1866-1940
2
Brears, Peter C. D.,
2
Burke, Bernard, 1814-1892
2
Chapel Hill Historical Society
2
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