1876. Geographical Surveys West of the 100th Meridian (U.S.). Relief shown by hachures and spot heights.; "Atlas sheet no. 83."; "Issued Mar. 18th 1876."; "Expeditions of 1871 & 1873 under the command of 1st. ... U.S. Geographical Surveys West of the 100th Meridian (Washington, D.C).
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1878. Geographical Surveys West of the 100th Meridian (U.S.). Relief shown by hachures and spot heights.; "Atlas sheet no. 61(D)."; "Issued Jan. 10th 1878."; "Expeditions of 1873, 74, 75 & 76 under the command... U.S. Geographical Surveys West of the 100th Meridian (Washington, D.C).
1876. Geographical Surveys West of the 100th Meridian (U.S.). Sheet no. 61(C) from Wheeler's Geographical exploration and surveys west of the 100th meridian topographical atlas.; Relief shown by contours, hach... (Washington, D.C).