The isthmus of Tehuantepec [Texto impreso] :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, with a résumé of the geology, climate, local geography, productive industry, fauna and flora, of that region / arranged and prepared for the Tehuantepec Railroad Company of New Orleans by J.J. Williams

Williams, John Jay (1818-1904)