Bottled vs. Tap in 1906
Thomas Run sewer outlet at Cobbs Creek
Water, Water Everywhere – Philadelphia Record, 1937-03-14
Frankford Creek: Sad History of an Urban Stream title page
Baldwin Locomotive Works
Pegg’s Run, Northern Liberties (Watson’s Annals)
Swimmers at Pier 126, Delaware River, July 15, 1918
Water Before and After Roxborough