Resources:

Free Library of Philadelphia

http://www.library.phila.gov/

Van Pelt Library - University of Pennsylvania

http://www.library.upenn.edu/vanpelt/

Philadelphia Department of Records

http://www.phila.gov/records

Philadelphia City Archives

http://www.phila.gov/phils/carchive.htm

Fisher Fine Arts Library - University of Pennsylvania

http://www.library.upenn.edu/finearts/