The Isthmus of Tehuantepec: being the results of a survey for a railroad to connect the Atlantic and Pacific Oceans, made by the scientific commission under the direction of Major J. G. Barnard, U. S. engineers. With a résumé of the geology, climate, local geography, productive industry, fauna and flora, of that region. Illustrated with numerous maps and engravings. Arranged and prepared for the Tehuantepec railroad company of New Orleans, by J. J. Williams, principal assistant engineer - Williams, John Jay, 1818-1904