The once widely-known and choice variety originated just west of here, on a farm occupied by John Gilkey, 1798-1826. A brother, James, was fellow-worker. Their potato was also called Mercer or Gilkey.
Kept by Arthur Johnston; licensed in 1827. Present building erected in 1831. Served travelers on the Pittsburgh-Mercer road, and stood conveniently near Springfield Furnace, in operation after 1837.