 
		 
		 
		Map Lovers’ Monday: Schuylkill River from Wissahickon Creek to Norristown, 1913
 
		Map of Philadelphia Harbor, Delaware and Schuylkill, 1912
 
		Schuylkill River from below the South Street Bridge, 1873
 
		Schuylkill River from below the South Street Bridge, 1873
 
		Overbrook, as it was. A brief history of the Overbrook neighborhood of Philadelphia, focusing on changes in the natural landscape.
 
		Leverington Avenue Stormwater Sewer
 
		CITIZENS’ BUSINESS: 1939-1946
 
		Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
