Ghosts of Water in Fairmount Park, Part 1, with Adam Levine
Rebirth of the Rivers: Water History Video 3
Map Lover’s Monday: Looking for Cleaner Water
Map Lover’s Monday: Fairmount Park, 1869
The Discovery Center: The creative reuse of an abandoned city reservoir
Map Lovers’ Monday: 1891 Water Supply Plan
Newspaper Clipping Scrapbooks of Frederic Graff Jr.,Chief Engineer of the Philadelphia Water Department: Part 1, 1854-1857
Newspaper Clipping Scrapbooks of Frederick Graff Jr., Chief Engineer of the Philadelphia Water Department. Part 2: 1858-1871
Drought and the Gardener
Visionary planning report for Philadelphia region, 1928
