 
		 
		 
		Sandy Run Watershed and the Holmesburg Water Works
 
		Plans and maps of the Pennypack Creek Watershed in Philadelphia
 
		Philadelphia’s Sewer Problem
 
		Frankford Creek Watershed: A historical overview of the Philadelphia section
 
		Report on channelization of Frankford Creek for flood control (1947)
 
		Frankford Creek Watershed Historical Timeline
 
		Two Frankford Creek Bridges, 1896-1899
 
		1882 Report from the Army Corps of Engineers on Navigation in Frankford Creek, Philadelphia
Torresdale Water Works (1907)
Lardner’s Point Pumping Station (1902)
