 
		 
		 
		Wingohocking Sewer across Penn St.
 
		Diagram from sewage treatment plan for Philadelphia, 1912
 
		Dauphin and Sydenham car crash, Jan. 17, 1978
 
		Still photo from a video sewer inspection, 2000
 
		Captain Sewer and Michael Nutter, 1998
 
		69th St. Sewer and Culvert across Lansdowne AVe.
 
		Rudolph Hering
 
		Duplex Pumping Engine, Belmont Works
 
		Typical house drainage
