Street map of Reading, Pennsylvania, 1872
Dripps map of Frankford and vicinity, 1849
Map Lovers’ Monday: 1896 Suburban Transportation Map
Map Lovers’ Monday: 1891 Water Supply Plan
Sometimes the backside is the best side
Darby, Delaware County, Pennsylvania, 1877
Early visions of Philadelphia’s airport
Images from ‘The Water Supply of the City of Philadelphia by a proposed Aqueduct from Norristown Dam’
Exploring the Lenapehoking Watershed on Native American Heritage Day
