Historical Marker
Campbell Tarr
Historical marker location:
Wellsburg, West Virginia
( Marker is on Commerce Street (West Virginia Route 2) north of 12th Street, on the right when traveling south.)
Marker installed: 2016
West Virginia is home to the Green Bank Telescope, the world's largest fully steerable radio telescope. It is operated by the National Radio Astronomy Observatory and is located in the Allegheny Mountains.