CITIZENS’ BUSINESS: 1939-1946
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
Dealing with the city’s wastes in the mid-19th century
The Water and Drainage History of Philadelphia: A seven-part course
Imagine a Day Without Water
Half a Century of Clean Water
Philadelphia the Manufacturing and Industrial Capital map, 1906
Nine visiting nurses ready for work, ca. 1909
Travel through the Philadelphia of a century ago, with a severely erudite guide