Map Lovers’ Monday: New Jersey 1869
Map Lovers’ Monday: Schuylkill River from Wissahickon Creek to Norristown, 1913
Map Lover’s Monday: Fairmount Park, 1869
Thomas Mill Covered Bridge over Wissahickon Creek (Picturesque America)
Plans and maps of the Pennypack Creek Watershed in Philadelphia
Mount Moriah Historic Cemetery and Arboretum
Report on channelization of Frankford Creek for flood control (1947)
Frankford Creek Watershed Historical Timeline
Drawing Dock Creek
Cobbs Creek in the Days of the Old Powder Mill
