furnaces near Marietta." Shawnee Furnaces Robert and James Colvin have the distinction of building the first anthracite furnace in Lancaster County. Named the Shawnee Furnace NOTE: Picture of Shawnee Furnaces is shown in L.C.H.S. Jounral, Vol. 86, No. 1, P. 12. �because the Shawnee Run passed through the

extensively in railway-building. In Lancaster County the first furnace to employ the hot blast and anthracite coal was that of the Shawnee in Columbia. �This furnace, consisting of a stack, 46 feet high and 16 feet across the boshes, was built in 1844 by Robert and James Colvin. It was located north of