Mine Deaths Ventilation Wadesville Shaft Antique Map 1878
Survey of a Portion of the WadesVille Shaft Colliery Showing the Mine Workings and Ventilation of the Locality where an Explosion of Fire Damp occurred.
Issued 1878 Harrisburg Pennsylvania
In VG condition or better page folds as issued.
Sheet measures c. 20 7/8 x 18 1/8