Reduced section, territory west of Rocky Mountains, 1837.

Reduced map of the territory west of the Rocky Mountains. By Capt. B.L.E. Bonneville, U.S.A. 1837. Lith of J. Bien, 60 Fulton St., N.Y. U.S. Pacific R.R. Exp. & Surveys. Lt. Warren's Memoir Plate IV. (1861)

Warren, Gouverneur Kemble, 1830-1882

1861

1861

A.O.P. Nicholson I-XI

1:18 000 000

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