Watersheds Delaware River Watershed

Map Lover’s Monday: Looking for Cleaner Water

Map Lovers’ Monday: Philadelphia front and center

Philadelphia harbor and rivers chart with points of interest

Map of Philadelphia Harbor, Delaware and Schuylkill, 1912

Old U. S. Navy Yard

Old U. S. Navy Yard

Coal Depot, Richmond, on the Delaware (Picturesque America)

Navy Yard on the Delaware River (Picturesque America)

Map showing various routes of transportation in Philadelphia and surrounding area. Focused mainly on suburban Philadelphia areas.

Map Lovers’ Monday: 1896 Suburban Transportation Map

Plan of Philadelphia, John Hills, May 30, 1796

Plan of Philadelphia, John Hills, 1796

Philadelphia Navy Yard, July 1872

Typhoid Fever and sewage tainted drinking water: An 1889 report from the Philadelphia Board of Health

Kensington Water Supply in 1883

Black-and-white image of a creek with people around it and a large building behind it

Dock Creek Sewer in 1849: A report on its condition made to City Councils