Author
United States. National Park Service
11
Philadelphia Historical Commission
8
Historical Society of Pennsylvania
5
Philadelphia (Pa.) Bureau of City Property
5
Tinkcom, Margaret B. 1907-
5
Lutz, K. F. 1896-
4
Peterson, Charles E. 1906-2004
4
Batcheler, Penelope Hartshorne
3
Jackson, Joseph, 1867-1946
3
Keels, Thomas H.
3
Leeds, Joseph
3
Pancoast, Charles R., 1858-
3
Philadelphia City Planning Commission
3
Simon, Grant Miles, 1887-1967
3
Barton, George, 1866-1940
2
Committee of 1926 of Pennsylvania
2
Eberlein, Harold Donaldson
2
Frey, Carroll, 1894-
2
Gill, Francis J.
2
Harbeson, Hough, Livingston & Larson, Architects
2
Historic Philadelphia, Inc
2
Hubbard, Cortlandt Van Dyke,
2
Jenkins, Charles Francis, 1865-1951
2
John Milner Associates
2
Lowrie, Sarah Dickson, 1870-1957
2
Ludlum, Mabel Stewart
2
Manton, John C., 1948-
2
Marion, John Francis
2
Penn Mutual Life Insurance Company
2
Philadelphia (Pa.). Redevelopment Authority
2
Rivinus, Marion Willis Martin, 1889-
2
Skaler, Robert Morris
2
Stitt, Sue
2
Strawberry Mansion Washington Tours' Committee
2
Webster, Richard J.
2
Williams, Brown & Earle (Philadelphia, Pa.)
2
Williams, Robert J., Jr
2
Adams, Bertha
1
Alexander, John K.
1
Alliance française de Philadelphie
1
American Institute of Architects Convention
1
American Philosophical Society
1
American Society of Planning Officials Meeting
1
Archbishop Ryan High School for Boys (Philadelphia, Pa.)
1
Arrigale, Lawrence M.
1
Arts and Crafts Guild (Philadelphia)
1
Bailey, Banks & Biddle Company (Philadelphia, Pa.)
1
Baker, Cornelius
1
Biddle, Katharine Hansell,
1
Brumbaugh, G. Edwin
1
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