


Fairmount Water Works from the forebay, 1833

Fairmount and vicinity, 1839

Isometrical View of Fairmount Water Works, 1843

Fourth of July, Centre Square, ca. 1812

Wooden Water Pipe, removed from Market Street, December 6, 1901

Centre Square Engine House, ca. 1807

Bethlehem Water Works, 2011

Roman Aqueduct in Segovia, Spain

Norman Lofton inspects sewer at Ditman and Sheffield, 1987

Sewer crawler Clarence Baskerville checks tunnel for leaks. He has faced the dangers of working in sewers for past three years, 1971
