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Blair County's postal history
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Montgomery County, the second hundred years
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A history of Blair county, Pennsylvania
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Biographical and portrait cyclopedia of Blair County, Pennsylvania
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Two hundred years in Cumberland County; a collection of documents and pictures illustrating two centuries of life in Pennsylvania
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Blair, main line : a history of the Tuckahoe Valley
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Military services and genealogical records of soldiers of Blair County, Pennsylvania
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Marriage application records, Blair County, PA. : vol I, Oct. l885-1890
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A history of Blair County, Pennsylvania : from its earliest settlement, and more particularly from its organization, in 1846 to June 1896. Fifty years: Containing also, a map of the city of Altoona, the metropolis of the county, and a description of all the other boroughs and smaller towns, giving population and present condition. Also, a general resume of the various business enterprises, and a directory of the places of interest and natural curiosities which strangers should see: Prepared especially for the patriotic citizens of the county and visitors to the semi-centennial celebration, June 11 and 12, 1896. A souvenir of that important event
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Some Blair County, PA cemeteries in Hollidaysburg Borough : Greenlawn, Holliday, Jackson, Old and New St. Mary's, Union
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Two hundred fifty years Tulpehocken, 1723-1973; as told in articles which appeared in The historical review of Berks County
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Allegheny passage : an illustrated history of Blair County
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Centre County : from its earliest settlement to the year 1915
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Lawrence County
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Clearfield County
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Centre County, the county in which we live
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Biographical and portrait cyclopedia of Cambria County, Pennsylvania : comprising about five hundred sketches of the prominent and representative citizens of the county : with new index
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Dauphin County archives
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The Amish of Lancaster County
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The Snyder County pioneers
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Bedford County archives
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History of Clearfield County
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Indiana County, Pennsylvania; her people, past and present, embracing a history of the county
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Jefferson County, Pennsylvania : an illustrated history
