Pittsburgh Glass Works
First glass factory in Pittsburgh was established on this site by James O'Hara and Isaac Craig in 1797. It manufactured bottles and window glass until the 1880s. A precursor of Pittsburgh's rise as the nation's largest glass producer.
David Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford Libraries
Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov
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