Young, J. H. (James Hamilton). The tourist's pocket map of the state of Tennessee exhibiting its internal improvements, roads, distances, &c., / by J.H. Young., Map, 1847.; digital images, (http://texashistory.unt.edu/ark:/67531/metapth187361/ : accessed May 20, 2013), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting University of Texas at Arlington Library, Arlington, Texas.
