Author
Arnold, Lee, 1959-
1
Baseball Padre
1
Dean, Amanda,
1
Frye, Bob, 1967-
1
Harvey, Samuel
1
Jones, Isaac C.
1
Mack, Connie, 1862-1956
1
Pennsylvania. General Assembly. House of Representatives
1
Pennsylvania. General Assembly. Senate
1
Pennsylvania. Governor (1839-1845 : Porter)
1
Philadelphia (Pa.) Dept. of Public Works
1
Philadelphia (Pa.) Philadelphia Water Department
1
Philadelphia Society for Promoting Agriculture
1
Porter, David Rittenhouse, 1788-1867
1
Raymond, Aja,
1
Schuylkill Valley Water Company
1
Smith, Courtney Michelle, 1978-
1