70A. Economic Features Of Parts Of Southern Colorado And Northern New Mexico.

Economic Features Of Parts Of Southern Colorado And Northern New Mexico, Atlas Sheet No. 70 (A.). Issued May 7th 1877. Weyss, Herman & Mahlo Del. Expeditions of 1874, 1875 & 1876 Under the Command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army. U.S. Geographical Surveys West Of The One Hundredth Meridian.

Wheeler, G.M.

1877

1876

U.S.

1:253 440

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