Photographs: In many cases photographic prints are produced by newspapers and so compliment the information from a paper. In other cases photo records are produced by government or civil agencies and individuals.
Temple University has several resources for photographs:
PhillyHistory.org: "The City's photo archive contains over 2 million photo records that date from the late 1800's. This web site contains a growing collection of those photos. All archive photos may be searched by keyword and date. Archive photos which have been assigned a geographic location are also searchable by proximity to an Address, Intersection, Place Name, or Neighborhood." [*]
Philadelphia Area Special Collections Libraries: Provides a single index holdings of photographic collections exists. For any given topic or individual one or many photo archives may be listed along with collection scope and some descriptions. For deeper access the individual archive must be contacted: