Map Lovers’ Monday: The Ellet Map of Philadelphia County, 1843
The Waffle: Water History Video 6
Water Department Newsletters, 1959-1997
Water Bureau Newspaper Scrapbook, 1942-1952
Map Lovers’ Monday: Circles of Destruction
High Water: An Informal History of Flooding in Philadelphia
Rebirth of the Rivers: Water History Video 3
Map Lovers’ Monday: 1896 Suburban Transportation Map
MEET YOUR ENEMY: THE RAT
Newspaper Clipping Scrapbooks of Frederic Graff Jr.,Chief Engineer of the Philadelphia Water Department: Part 1, 1854-1857
