A Brief History of Water in Northwest Philadelphia
The Waffle: Water History Video 6
Ghosts of Water in Fairmount Park, Part 1, with Adam Levine
Water Department Newsletters, 1959-1997
Water Bureau Newspaper Scrapbook, 1942-1952
High Water: An Informal History of Flooding in Philadelphia
Rebirth of the Rivers: Water History Video 3
Pennypack Park Map
Coal Depot, Richmond, on the Delaware (Picturesque America)
Plans and maps of the Pennypack Creek Watershed in Philadelphia
