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Wilderness chronicles of Northwestern Pennsylvania
A brief postal history of Lancaster County
The famed markets of Lancaster : with a taste of ...
The Indian Treaty of 1744
The makers of pottery in Lancaster County
Travels in New France
Rock Springs and their historic surroundings
Martin Meylin : a progenitor of the Pennsylvania rifle
Inventory of the county archives of Pennsylvania: Lehigh County
Pennsylvania's second year at war, December 7, 1942-December 7, 1943