Author
United States. Bureau of the Census
3
American Tract Society (Philadelphia)
2
Bacon, Benjamin C.
2
Bryson, Kristin K.
2
Coughlin Keene & Associates
2
Fairmount Park Commission (Philadelphia, Pa.)
2
Greater Philadelphia Cultural Alliance
2
Koelble, Susan S.
2
Mutual Assurance Company (Philadelphia, Pa.)
2
Pennsylvania Society for Promoting the Abolition of Slavery. Board of Education
2
American Tract Society. Pennsylvania Branch
1
Americans for the Arts
1
Baird, R. Bruce
1
Bank of America
1
Cultural Data Project
1
Klepp, Susan E.
1
Leonard Davis Institute of Health Economics
1
Markowitz, Leonard
1
Martin, Steven C.
1
Mondesire, J. Whyatt
1
Pennsylvania Economy League. Eastern Division
1
Philadelphia (Pa.). Fire Department
1
Philadelphia City Planning Commission
1
Philadelphia Commission on AIDS
1
Philadelphia Daily News (Firm)
1
Satullo, Chris
1
Simpson, George Eaton, 1904-
1
Sokoloff, Harris
1
Stock Insurance Company of the Green Tree (Philadelphia, Pa.)
1
Valley Insurance Company (Philadelphia, Pa.)
1