Laws of Pennsylvania

Report of the Water Supply Commission of Pennsylvania

Minutes of the Provincial Council of Pennsylvania

The Story of Pennsylvania at the World's Fair St. Louis, 1904

A Survey of the Fiscal Policies of the State of Pennsylvania ...

Decennial Register of the Pennsylvania Society of Sons of ...

The Geology of Pennsylvania: A Government Survey

The Babylonian Expedition of the University of Pennsylvania: ...

Report on the Birds of Pennsylvania: With Special Reference ...

Year Book of the Pennsylvania Society of New York