24 records – page 1 of 3.
The beginnings of the petroleum industry, sources and bibliography
A checklist of Pennsylvania newspapers
Directory of Pennsylvania photographers, 1839-1900
Guide to the published archives of Pennsylvania covering the 138 ...
Inventory of the county archives of Pennsylvania: Lehigh County
Made in Pennsylvania : an overview of the major historical ...
The Nanticoke Indians; a refugee tribal group of Pennsylvania
Our priceless heritage : Pennsylvania State Parks 1893-1993
A partial bibliography of the archaeology of Pennsylvania and adjacent ...
Pennsylvania at war, 1941-1945