This collection contains 107 volumes from 72 titles, containing 29194 pages.

1. Enumeration of the species of plants collected by Dr. C.C. Parry and Messrs. Elihu Hall and J.P. Harbour during the summer and autumn of 1862 on and near the Rocky Mountains in Colorado Territory, lat. 39 - 41.
   By: Gray, Asa,
   Publication info: [Philadelphia],1863.
   Contributed by: Missouri Botanical Garden, Peter H. Raven Library
   BHL Collections: Engelmann Herbarium
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2. Explorations in the Dacota country, in the year 1855 /By Lieut. G. K. Warren, topographical engineer of the "Sioux expedition."
   By: United States. - Warren, Gouverneur Kemble,
   Publication info: Washington :A. O. P. Nicholson, Senate printer,1856.
   Contributed by: Missouri Botanical Garden, Peter H. Raven Library
   BHL Collections: Engelmann Herbarium
   View Book