70A. Parts Of Southern Colorado And Northern New Mexico.
Parts Of Southern Colorado And Northern New Mexico, Atlas Sheet No. 70 (A.). Issued May 7th 1877. The Graphic Co. Photo-Lith. 39 & 41 Park Place, N.Y. Weyss, Herman & Mahlo Del. Expeditions of 1874, 1875 & 1876 Under the Command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army. Executive Officers & Field Astronomers: W.L. Marshall, R. Birnie, S.E. Blunt, W.L. Carpenter, C.C. Morrison. Topographical Assistants: Louis Nell, F.A. Clark, W.H. Rowe, E.J. Sommer, F.O. Maxson. U.S. Geographical Surveys West Of The One Hundredth Meridian.
David RumseyWheeler, G.M.
1877
1876
U.S.
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