Butler County
Formed March 12, 1800, from Allegheny County. Named for Gen. Richard Butler, Revolutionary officer. A young George Washington had crossed this area, 1753. County seat was established at Butler in 1803, and the county was home of the Harmony Society, 1804-15.
David Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford LibrariesDigital Commonwealth, Boston Public Library
Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov
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