Sandy Run Watershed and the Holmesburg Water Works
Dripps map of Frankford and vicinity, 1849
Plans and maps of the Pennypack Creek Watershed in Philadelphia
Frankford Creek Watershed: A historical overview of the Philadelphia section
Report on channelization of Frankford Creek for flood control (1947)
Frankford Creek Watershed Historical Timeline
Down Under!
The Sad History of Frankford Creek