From W. boundary of Missouri to mouth of Trap Creek.
From the Western Boundary of Missouri to the Mouth of Trap Creek; from Explorations and Surveys made under the direction of the Hon. Jefferson Davis Secretary of War by Capt. J.W. Gunnison. Topl. Engrs. assisted by Capt. E.G. Beckwith 3d Artillery. R.H. Kern Topographer in the field. 1855. Explorations and surveys for a railroad route from the Mississippi River to the Pacific Ocean. War Department. Route near the 38th & 39th Parallels. Map No. 1. Engraved by Selmar Siebert.
David RumseyGunnison, J.W.
1861
1861
A.O.P. Nicholson I-XI
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