Still on the Map: Poquessing Creek and its Tributaries
The pipe beneath the rocky path
Map Lovers’ Monday: New Jersey 1869
Map Lovers’ Monday: Topography of Philadelphia from 1863
Map Lovers’ Monday: Schuylkill River from Wissahickon Creek to Norristown, 1913
Sandy Run Watershed and the Holmesburg Water Works
Map Lover’s Monday: Fairmount Park, 1869
Roberts Mill, Wingohocking Creek, 1871
Fairmount Park topographical map, showing East Park Reservoir, 1872
Dripps map of Frankford and vicinity, 1849