 
		 
		 
		Rebirth of the Rivers: Water History Video 3
 
		Last gasp of the Schuylkill Interceptor, December 20, 1956
 
		The Water Supply Problem of Philadelphia, 1899
 
		Diagram Showing Decreased Amount of Dissolved Oxygen in Delaware River, 1913
 
		Thomas Run sewer outlet at Cobbs Creek
 
		Water, Water Everywhere – Philadelphia Record, 1937-03-14
 
		A Day in the Ma’sh – Oil Refinery
 
		Frankford Creek: Sad History of an Urban Stream title page
 
		Outhouse over the Schuylkill near Pottstown
 
		Pegg’s Run, Northern Liberties (Watson’s Annals)
