History and topography of Northumberland, Huntingdon, Mifflin, Centre, Union, Columbia, Juniata and Clinton counties, Pa. : embracing local and general events, leading incidents, description of the principal boroughs, towns, villages, etc., etc. ; with a copious appendix: embellished by engravings
Shows location of railroads, canals, iron furnaces and ore mines and coal deposits. Accompanying text from the citizens of Columbia to the U.S. Congress.
Report of surveys made to avoid the inclined plane upon and for the improvement of the Eastern Division of the Columbia and Philadelphia Rail Road, by order of the Canal Commissioners of the state of Pennsylvania