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Atlas of historical county boundaries. Pennsylvania
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Maps showing the development of Pennsylvania
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A Concise historical atlas of Pennsylvania
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Map guide to the U.S. federal censuses, 1790-1920
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Historical atlas
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Philadelphia maps, 1682-1982 : townships, districts, wards
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A genealogical and historical atlas of the United States of America
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A historical atlas of India
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National Geographic historical atlas of the United States
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World history atlas
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The official military atlas of the Civil War
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Atlas of the historical geography of the United States
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Children's illustrated history atlas
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Smithsonian history of North America map by map
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Chester County & its day
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History of York County from its erection to the present time, 1729-1834
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The story of Snyder County from its earliest times to the present day
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A history of Delaware County, Pennsylvania, and its people
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History of Beaver County, Pennsylvania and its centennial celebration
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Profiles from the Susquehanna Valley: past and present vignettes of its people, times, and towns
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Pennsylvania's Susquehanna; interesting history, legends and descriptions of the "heart river" of Pennsylvania, its surrounding hills and mountains, its broad valleys and narrow gorges, its canals and railroads, its towns and cities and, above all, its beauty
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The history of Bucks County, Pennsylvania, from the discovery of the Delaware to the present time
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The Tenmile country and its pioneer families : a genealogical history of the Upper Monongahela Valley, with complete index
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Walkin' the line :a journey from past to present along the Mason-Dixon
