17 records – page 1 of 2.
The beginnings of the petroleum industry, sources and bibliography
Boonastiel: being the fun and filosophy in the Pennsylvania "Dutch" ...
A checklist of Pennsylvania newspapers
Child life of the Pennsylvania Germans
Historical account of the Ephrata Cloister and the Seventh Day ...
Inventory of the county archives of Pennsylvania: Lehigh County
A partial bibliography of the archaeology of Pennsylvania and adjacent ...
Pennsylvania history and morale
Pennsylvania's first year at war, December 7, 1941-December 7, 1942