1. Goldthwaite's map of the United States & Canada : exhibiting the railroads with their distances, single and double track & width of gauge. Maps University Of Illinois Urbana Champaign Public content 1861. Goldthwait, J. H. Relief shown using hachures.;1 map, colored;67 x 77 cm., fold in cover 28 x 23 cm.;ca. 1:7,315,200. G. Q. Colton (New York).