Reports of Explorations and Surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean. Made under the direction of the Secretary of War, in 1853-[6] . Vol. 7


Collection: Smith Collection


Page Name: U.S.P.R.R.Exp. & Surveys, 32nd. parallel - California. Palæontology, Plate III. Fig. 1. Pecten discus. Fig. 2. Pecten altiplicatus. Figs. 3. 4. Pallium estrellanum.

Name: U.S.P.R.R.Exp. & Surveys, 32nd. parallel - California. Palæontology, Plate III. Fig. 1. Pecten discus. Fig. 2. Pecten altiplicatus. Figs. 3. 4. Pallium estrellanum.

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Date Published: 1855