An expedition to the valley of the Great salt lake of Utah: including a description of its geography, natural history, and minerals, and an analysis of its waters; with an authentic account of the Mormon settlement ... Also, a reconnoissance of a new route through the Rocky mountains. And two large and accurate maps of that region.

"Appendix E. Letter from Professor James Hall ... containing observations on the geology and palæontology of the country traversed by the expedition":p. [399]]-414."Appendix D. Botany. Catalogue of plants collected by the expedition. By Professor John Torrey" p* [381]-397."Appendix C. Zoology. Quadrupeds and birds, by Prof. Spencer F. Baird. Reptiles, by Prof. Baird and Chas. Girard. Insects, by Prof. Haldemann": p. [305]-379.Published also Philadelphia 1852, and Washington, 1853, as Senate ex. doc. no. 3, 32d Congress, special session, March, 1851, under title: Exploration and survey of the valley of the Great salt lake of Utah.L.C. copy incomplete: Atlas wanting.Mode of access: Internet