El istmo de Tehuantepec: Resultado del reconocimiento que para la construccion de un ferrocarril de comunicacion entre los oceanos Atlantico y Pacifico, ejecutó la comision cientifica, bajo la direccion del Sr. J. G. Barnard ... resúmen de la geología, clima, geografía particular, industria, zoologia, y botànica de aquellos paises ...

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. Engineer. With a Résumé of the Geology, Climate, Local Geography, Productive Industry, Fauna and Flora, of that Region ...

The isthmus of Tehuantepec. [With] Maps: Volume 45

Nicaragua Ship Canal ...: Letter Signed by J. Jay Williams

Report of J.J. Williams, Chief Engineer, Upon the Location of the Tehuantepec Railway and Carriage Road Across the Isthmus of Tehuantepec, with the Map and Profiles as Approved by the Government of Mexico, July 1st, 1870: And, His Report on the Subject of a Ship Canal Across the Isthmus of Tehuantepec, to Unite the Atlantic and Pacific Oceans