Philadelphia Navy Yard, July 1872
Queen Lane Pumping Station, proposed design
Darby, Delaware County, Pennsylvania, 1877
Ground Plan, Great Central Sanitary Fair, Philadelphia
Privy Cleaning Receipt, 1885
Mill Creek Sewer under construction, 1883
“A Decidedly Mixed Drink,” April 6, 1899
Portrait of Benjamin Henry Latrobe
19th century life in South Philadelphia’s marshland
Main Pumping Stations for Philadelphia Drinking Water