Figure 4: Benjamin Latrobe’s Centre Square Water Works in Philadelphia, 1799-1801. Credit: Adam Levine, 'PhillyH20: The History of Philadelphia’s Watersheds and Sewers', http://www.phillyh2o.org/backpages/figures/Fig07_20040570221042_withnos.jpg.
Figure 4: Benjamin Latrobe’s Centre Square Water Works in Philadelphia, 1799-1801.
Credit: Adam Levine, 'PhillyH20: The History of Philadelphia’s Watersheds and Sewers', http://www.phillyh2o.org/backpages/figures/Fig07_20040570221042_withnos.jpg.
