1918. Geological Survey (U.S.). Relief shown by contours and spot heights.; Title in upper right corner: Iowa, Camp Dodge quadrangle; at head of map: Topography.; "Surveyed in 190... The Survey (Washington, D.C).
1901. Geological Survey (U.S.). Relief shown by contours.; "Reconnaissance map."; "Survey in 1888."; "Engraved Oct 1891 by U.S.G.S."; Shows roads, and railroads.; Text on verso. 4... The Survey (Washington, D.C).
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).
1904. Geological Survey (U.S.). Blueline photocopy, date unknown.; Relief shwon by contours and spot heights.; Text and ill. on verso. 39 x 47 centimeters City Maps. The Survey (Washington, D.C).
1904. Geological Survey (U.S.). Relief shwon by contours and spot heights.; Text and ill. on verso. 39 x 47 centimeters Scale 1:62,500 City Maps. The Survey (Washington, D.C).