Blair County
Formed on February 26, 1846 from Bedford and Huntingdon counties. Named for the Hon. John Blair, a prominent citizen who died in 1832. Hollidaysburg, county seat, was incorporated 1836. City of Altoona, founded 1849, became a major railroad center.
David Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford Libraries
Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov
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