Two views on the water supply, 1939
Philadelphia drinking water 90+ years ago
Map Lovers’ Monday: Philadelphia in 1897, with color added
Archival Storytelling: Water History Video 4
The Waffle: Water History Video 6
Creek to Sewer: Water History Video 1
Water Department Newsletters, 1959-1997
Water Bureau Newspaper Scrapbook, 1942-1952
Map Lovers’ Monday: Circles of Destruction
Map Lovers’ Monday: Philadelphia Topography