- Pennsylvania;: A regional geography, by Raymond E Murphy, 1937
- Dodge-Lackey Geography of Pennsylvania by Walter H. Voskuil, 1931-01-01
- A Geography of Pennsylvania by Charles B. Trego, 2009-12-17
- The Pennsylvania Geographer: Geography of Religion (Fall 1997) Volume XXXV Number 2
- Northampton County, Pennsylvania: Geology and Geography by Benjamin Leroy, With Donald McCoy Fraser And Ralph Leroy Miller Miller, 1939-01-01
- Dodge's Advanced Geography, Pennsylvania Edition by Richard Elwood Dodge, 1907-01-01
- State-book of Pennsylvania: Containing an account of the geography, history, government, resources, and noted citizens of the state, with a map of the ... of the state, for the use of schools by Thomas H Burrowes, 1847
- Geography Of Pennsylvania by Albert Charles H., 2010-09-30
- Pennsylvania Geography Projects: 30 Cool, Activities, Crafts, Experiments & More for Kids to Do! by Carole Marsh, 2003-05
- Dodge-Lackey Geography Of Pennsylvania by Walter H. Voskuil, 2010-09-10
- Pennsylvania (One Nation) by Capstone Press Geography Department, 2002-09-01
- Pennsylvania Railroad 1950 Track Charts: New York-Chicago, Pittsburgh-Columbus, Volumes I & II by Pennsylvania Railroad Company, 1970
- Erie: Geography and Climate: An entry from Gale's <i>Cities of the United States</i>
- Pennsylvania Landscapes A Geography of the Commonwealth by Raymond E. Murphy, 1952
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