Parts of eastern and southeastern Arizona, western and southwestern New MexicoParts of eastern and southeastern Arizona, western and southwestern New Mexico / U.S. Geographical Surveys West of the 100th Meridian.Geographical Surveys West of the 100th Meridian (U.S.)[1876]"Atlas sheet no. 83.""Expeditions of 1871 & 1873 under the command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineers, U.S. Army.""Issued Mar. 18th 1876.""Weyss, Herman & Lang, del."Relief shown by hachures and spot heights.cartographic