69B. Economic Features Of Parts Of South'n Colorado & North'n New Mexico.
Economic Features Of Parts Of South'n Colorado & North'n New Mexico, Atlas Sheet No. 69(B). Issued Jan'y 8th 1878. Weyss, Lang & Herman Del. Expeditions of 1874-75 & 1877, Under the Command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army. U.S. Geographical Surveys West Of The 100th Meridian.
David RumseyWheeler, G.M.
1878
1876
U.S.
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