First Mining of Pittsburgh Coal
This State's bituminous coal industry was born about 1760 on Coal Hill, now Mt. Washington. Here the Pittsburgh coal bed was mined to supply Fort Pitt. This was eventually to be judged the most valuable individual mineral deposit in the U.S.
Marker is on Grandview Avenue 0 miles west of Bertha Street, on the right when traveling west.
Courtesy hmdb.org
