A statewide service on behalf of the Office of Commonwealth Libraries. Includes digitized collections created by libraries and other entities located throughout Pennsylvania.

A set of documents and essays centered around PA's state historical markers.

Document farm life, rural concerns and technology trends. Includes Lancester Farming, 1955-1983

A comprehensive collection of local resources that supports personal and scholarly research of the western Pennsylvania area.

Free online resources documenting Pennsylvania History among other subjects. Includes historical maps, county histories, civil war newspapers, and scholarly journals.

Created by the Pennsylvania Historical Museum and Commission.

A catalog of Pennsylvania photographs from 1935-1946. Includes links to online photos.

includes Agricultural Census returns and maps

Finding guide to primary source videos, technical reports, and photographs from the TMI accident stored in the Special Collections Library.