Author
United States. National Park Service
6
Philadelphia Record
4
Committee of 1926 of Pennsylvania
3
Friends of Independence National Historical Park
3
Historic Philadelphia, Inc
3
Historical Society of Pennsylvania
3
Keels, Thomas H.
3
Preservation Alliance for Greater Philadelphia
3
Cliveden of the National Trust (Philadelphia, Pa.)
2
Eberlein, Harold Donaldson
2
Frey, Carroll, 1894-
2
Hotchkin, S. F. 1833-1912
2
Hubbard, Cortlandt Van Dyke,
2
Jackson, Joseph, 1867-1946
2
Lutz, K. F. 1896-
2
National Society of the Colonial Dames of America in the Commonwealth of Pennsylvania
2
Pancoast, Charles R., 1858-
2
Penn Mutual Life Insurance Company
2
Philadelphia City Planning Commission
2
Philadelphia Society for the Preservation of Landmarks
2
Rivinus, Marion Willis Martin, 1889-
2
Skaler, Robert Morris
2
Stitt, Sue
2
Westcott, Thompson
2
Adams, Bertha
1
Adelman, Jacob
1
Alexander, John K.
1
Alliance française de Philadelphie
1
American Philosophical Society
1
Arrigale, Lawrence M.
1
Arts and Crafts Guild (Philadelphia)
1
Athenaeum of Philadelphia
1
Awbury Arboretum Association
1
Bailey, Banks & Biddle Company (Philadelphia, Pa.)
1
Bain, Henry
1
Batcheler, George Dewey 1926-2009
1
Batcheler, Penelope Hartshorne 1928-2007
1
Biddle, Katharine Hansell,
1
Boëthius, Essie Sahlin 1859-1950
1
Business Men's Association of Germantown (Philadelphia, Pa.)
1
Carroll, J. Roy 1904-
1
Cawood, Hobart G.
1
Cohen, Charles Joseph, 1847-
1
Cohen, Jeffrey A.
1
Colimore, Edward, 1950-
1
Colonial Dames of America Chapter II, Philadelphia (Pa.)
1
Colonial Society of Pennsylvania
1
Commerce Bank (Pa.)
1
Crane, Tom
1
Cultural Resource Consulting Group
1
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