1911. Geological Survey (U.S.). Covers most of Leavenworth County, Kan., and Platte County, Mo.; Relief shown by contours and spot heights.; "Surveyed in 1906-1909." 56 x 60 centi... The Survey (Washington, D.C).
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1911. Geological Survey (U.S.). Compiled in 1910 and 1911.; "Advance sheet. Subject to correction."; Includes diagram showing the "Relation of the state of Wisconsin to sheets of ... The Survey (Washington, D.C).
1911. Geological Survey (U.S.). Shows rivers, lakes, cities and state boundaries. 19 x 29 centimeters Scale approximately 1:16,500,000 General Map Collection. The Survey (Washington, D.C).
1911. Geological Survey (U.S.). Relief shown by hypsometric tints and contours. 43 x 71 centimeters Scale 1:7,000,000 General Map Collection. The Survey (Washington, D.C).