Author
Greater Philadelphia Cultural Alliance
13
American Association of University Women Philadelphia Branch
8
Philadelphia (Pa.). Urban Traffic and Transportation Board
6
A.H. Mueller & Co
5
Women's University Club (Philadelphia, Pa.)
5
Hopkins, Griffith Morgan, Jr
4
Kiser, Ellis
4
Philadelphia (Pa.) Urban Traffic and Transportation Board
4
Baist, G. Wm. 1859-1927
3
Chamber of Commerce of Greater Philadelphia
3
Gray Line (Firm)
3
Luce, Thomas F.
3
Mueller, A. H.
3
Philadelphia Area Consortium of Special Collections Libraries
3
Philadelphia Transportation Company
3
Smith, Elvino V., 1870-1932
3
Southeastern Pennsylvania Transportation Authority
3
Summers, Anita A.
3
Committee of 1926 of Pennsylvania
2
DeGraw, Ronald, 1942-2006,
2
Elise Willing Balch Collection
2
Historical Society of Pennsylvania
2
Lathrop, J. M.
2
Men's Medical Office (Philadelphia, Pa.)
2
Montgomery County Korean American Association (Pa.)
2
Ogier, St. Julian
2
Philadelphia Business Progress Association
2
Philadelphia Convention and Tourist Bureau
2
Philadelphia Rapid Transit Company
2
Rand McNally and Company
2
Taylor, Frank H. 1846-1927
2
United States. Bureau of the Census
2
Young Men's Christian Association of Philadelphia and Vicinity
2
ADC (Firm)
1
AIDS Information Network (Philadelphia, Pa.)
1
Adams, Carolyn Teich
1
Adams, Carolyn Teich,
1
Afro-American Historical and Cultural Museum (Philadelphia, Pa.)
1
Alexander, Julia M.
1
Anastasia, George
1
Anastasia, George,
1
Archives of American Art
1
Armenian Martyrs' Congregational Church (Havertown, Pa.)
1
Bailey, Banks & Biddle Company (Philadelphia, Pa.)
1
Balch Institute for Ethnic Studies. Museum
1
Barthel, Otto
1
Bell Telephone Company of Philadelphia (Pa.)
1
Blanchard, Jean-Pierre, 1753-1809
1
Blodget, Lorin
1
Brandywine Conference and Visitors Bureau
1
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