3 entries match your criteria.
Related Historical Markers
To better understand the relationship, study each marker shown.

By Paul Crumlish, June 5, 2011
Wide view of the Coal Discovery [Missing] Marker
SHOWN IN SOURCE-SPECIFIED ORDER
| On North Williamson Road (Business U.S. 15) 0.7 miles north of South Williamson Road, on the right when traveling north. Reported missing. |
| On Pennsylvania Route 287 at Road 3009, on the right when traveling north on Pennsylvania Route 287. Reported missing. |
| On South Main Street (Business U.S. 15) at Dorsett Drive, on the right when traveling south on South Main Street. |
Nov. 11, 2026