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Union County, Pennsylvania : a Bicentennial history
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Union County, Pennsylvania : a celebration of history
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Index to A biographical history of Lancaster County, PA : early settlers and eminent men of the county by Alex. Harris, 1872
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Chester County & its day
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History of Potter County, Pennsylvania
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Jefferson County, Pennsylvania : an illustrated history
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A history of Blair county, Pennsylvania
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A History of Cameron County, Pennsylvania
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A history of Delaware county, Pennsylvania
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History of Centre and Clinton counties, Pennsylvania
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Clearfield County
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1887 history of Montour County, Pennsylvania : containing a history of the county, its townships, towns, villages, schools, churches, industries, etc., portraits of representative men, biographies, genealogies
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History of Chester County, Pennsylvania : with genealogical and biographical sketches
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A history of Elk County, Pennsylvania, 1981
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It happened in Mifflin County : American history with a central Pennsylvania connection
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A history of Adams County, Pennsylvania, 1700-1990
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History of Bucks County, Pennsylvania : including an account of its original exploration .
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Northampton County in the American Revolution
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A picture of Clinton County
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History of the counties of McKean, Elk, Cameron and Potter, Pennsylvania : with biographical selections, including their early settlement and development ; a description of the historic and interesting localities ; sketches of their cities, towns and villages ... biographies of representative citizens ; outline history of Pennsylvania ; statistics
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Biographical annals of Lancaster County, Pennsylvania
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Allegheny passage : an illustrated history of Blair County
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History of York County from its erection to the present time, 1729-1834
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Pioneers of Crawford County, Pennsylvania, 1788-1800
