Map Lovers’ Monday: Philadelphia in 1897, with color added
Map Lovers’ Monday: AQUA, in the beginning
Map Lover’s Monday: Looking for Cleaner Water
Map Lovers’ Monday: Schuylkill River from Wissahickon Creek to Norristown, 1913
Map of Philadelphia Harbor, Delaware and Schuylkill, 1912
Map Lovers’ Monday: 1891 Water Supply Plan
Requiem for a stream: Still House Run in Manayunk
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868
State of the Schuylkill River in 1876: Sewage pollution and possible remedies
Two reports on the state of the Schuylkill River, 1867
