Wood truss drawbridge, Orthodox Street over Frankford Creek, rebuilt 1899
Bridge Street Draw, view through bridge, July 26, 1897
Bridge Street Draw, July 26, 1897
“A Snake That Will Be Straightened Out,” map of Frankford Creek with proposed changes, 1949
Map of the County of Philadelphia from Actual Survey, 1843
Electric Pump Installations at Lardner’s Point Pumping Station