Watersheds: Learning to care for and protect our local water resources
Bacteria in Delaware River, Torresdale Filters, 1913
Water, Water Everywhere – Philadelphia Record, 1937-03-14
Commencement of laying the main on the East side of the River, 1871
Pegg’s Run, Northern Liberties (Watson’s Annals)
Swimmers at Pier 126, Delaware River, July 15, 1918