Arch Street Ferry, Philadelphia
The City and Port of Philadelphia on the River Delaware from Kensington, 1800
Map of Philadelphia showing Population in year 1920
Map of the County of Philadelphia from Actual Survey, 1843
Philadelphia the Manufacturing and Industrial Capital map, 1906
1779 Revolutionary War-era map of Philadelphia and environs
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
