Reports of explorations and surveys, [electronic resource] to ascertain the practicability of a ship-canal between the Atlantic and Pacific oceans, by the way of the isthmus of Tehuantepec. By Robert W. Shufeldt. Made under the direction of the secretary of the navy.
Electronic text and image data. Ann Arbor, Mich. : University of Michigan, Digital Library Initiatives, 2000. Includes both TIFF files and keyword searchable text. [Making of America] This volume is made possible by a grant from the Andrew W. Mellon Foundation as part of Making of America IV: the American voice, 1850-1877.
