The City and Port of Philadelphia on the River Delaware from Kensington, 1800
PWD water tech at the Philly Home Show, 1960 (detail)
Lab tech, water cleaning demo, Philly Home Show, 1960
‘Gillette, All By Himself, Gets Fine New Idea On Germ Slaying’
A.C. Abbott, MD
Portrait of Samuel H. Ashbridge, Mayor
State Sen. James P. McNichol
Philadelphia Water Department chief engineer John Trautwine Jr., 1890s
Nine visiting nurses ready for work, ca. 1909
Front St. and Market St., 1881
