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The Johnstown flood of 1889 : the tragedy of the Conemaugh
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Johnstown flood : the day the dam burst
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The Johnstown flood
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The Johnstown Flood : core events of a deadly disaster
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Johnstown flood
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Head for the hills! : the amazing true story of the Johnstown flood
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Ruthless tide : the heroes and villains of the Johnstown flood, America's astonishing gilded age disaster
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Flooded : requiem for Johnstown
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Wicked Pittsburgh
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Great floods of Pennsylvania
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The company towns of the Rockhill Iron and Coal Company : Robertsdale and Woodvale, Pennsylvania
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Pittsburgh A To Z
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Homestead : the glory and tragedy of an American steel town
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Renfrew Park : a Pennsylvania German farmstead
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Historical collections relating to Gwynedd, a township of Montgomery County, Pennsylvania, settled, 1698, by immigrants from Wales, with some data referring to the adjoining township, of Montgomery, also settled by Welsh
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Boalsburg : an American village
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Boalsburg : an American village. Number two
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Boalsburg : an American village. Number one
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Harrisburg in World War II
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Flood : [a history of the 1936 flood of the West Branch Valley]
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Banished from Johnstown : racist backlash in Pennsylvania
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Smoketown : the untold story of the other great Black Renaissance
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Bucks County tombstone inscriptions : Bedminster and Haycock townships
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Pittsburgh : a new portrait
