Map Lovers’ Monday: Philadelphia in 1897, with color added
Archival Storytelling: Water History Video 4
Map Lovers’ Monday: Circles of Destruction
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
Ghosts of Water in Fairmount Park, Part II, with Adam Levine
Sewer systems, City of Philadelphia, 1927 and 1929
Petition of manufacturers along the Schuylkill River in Philadelphia for a new upstream water supply, 1868