Fourth of July, Centre Square, ca. 1812
Second Bank of Pennsylvania, South Second Street, Philadelphia
Wooden Water Pipe, removed from Market Street, December 6, 1901
Centre Square Engine House, ca. 1807
Bethlehem Water Works, 2011
“Town street scavengers from life,” Kollner, 1844
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
Norman Lofton inspects sewer at Ditman and Sheffield, 1987
Inspector looking for problems in sewer