Map Lovers’ Monday: Philadelphia Topography
Map Lovers’ Monday: AQUA, in the beginning
Map Lovers’ Monday: Philadelphia Geology, 1881
Map Lovers’ Monday: 1896 Suburban Transportation Map
Bottled vs. Tap in 1906
Typhoid Fever and sewage tainted drinking water: An 1889 report from the Philadelphia Board of Health
Watersheds: Learning to care for and protect our local water resources
Images from ‘The Water Supply of the City of Philadelphia by a proposed Aqueduct from Norristown Dam’
Water, Water Everywhere – Philadelphia Record, 1937-03-14
Perkiomen Water Supply Surveys, 1866
