Map of the Lehigh Navigation above Mauch Chunk shewing its position in Relation to the State Canal on the N. Branch of the Susquehanna and to the three great Anthracite coalfields in Penna
Description
No old shelf mark. Shows proposed canal and railroad linking the Lehigh and Susquehana Rivers. According to the Special Collections website of the University of Pennsylvania, Lehman & Duval operated from 1834 to 1837, when P.S. Duval and George Lehman bought out the business of Cephas G. Childs, to the time when Lehman resigned (http://www.library.upenn.edu/collections/rbm/keffer/duval.html accessed July 5th, 2010). MS note: LE Eng. Prime meridian: GM. Relief: no. Graphic Scale: Miles. Projection: Cylindrical. Printing Process: Lithography. Verso Text: Stamp: James B./ McNair.