Report of explorations across the Great Basin of the territory of Utah for a direct wagon-route from Camp Floyd to Genoa, in Carson Valley, in 1859, by Captain J. H. SimpsonJ. H. Simpson · First published 1876Open the Tome
Report of explorations across the great basin of the territory of Utah for a direct wagon-route from Camp Floyd to Genoa, in Carson Valley, in 1859, by Captain J. H. SimpsonUnited States. Army. Corps of Engineers. · First published 1876Open the Tome
Survey of Mississippi River between Saint Louis and Cairo. Letter from the Secretary of War, transmitting a copy of the report of Col. J. H. Simpson, Corps of Engineers, on his survey in connection with the improvements of the Mississippi River between Saint Louis and CairoUnited States. Congress. Senate. Committee on Commerce · First published 1876Open the Tome