1925. Geological Survey (U.S.). Relief shown by contours and spot heights.; "Surveyed in 1923."; Text on verso. 45 x 49 centimeters Scale 1:62,500 General Map Collection. The Survey (Washington, D.C).
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1924. Geological Survey (U.S.). Relief shown by contours and spot heights.; Depths shown by form lines.; Includes location map: The Hawaiian Islands.; "A.O. Burkland, Topographic ... The Survey (Washington, D.C).
1917. Geological Survey (U.S.). Relief shown by contours and spot heights.; Inset: Principal islands of Hawaii. 86 x 113 centimeters Scale 1:62,500 General Map Collection. The Survey (Washington, D.C).
1910. Iowa State College. Department of Civil Engineering. Date from record from seemingly related bulletin (Bulletin, Engineering experiment station, no. 32). 45 x 45 centimeters Scale approximately 1:25,0... The Collegé (Ames, Iowa).
1910. Iowa State College. Department of Civil Engineering. Date from record from seemingly related bulletin (Bulletin, Engineering experiment station, no. 32). 45 x 45 centimeters Scale approximately 1:25,0... Iowa State College? (Ames, Iowa).
1917. Geological Survey (U.S.). Relief shown by contours.; Contour interval 5 feet.; "Surveyed in 1916." 141 x 63 centimeters Scale approximately 1:21,120; 3 inch to 1 miles City ... U.S. Geological Survey (Washington, D.C).
1923. Darton, Nelson Horatio, 1865-1948. Relief shown by contours and spot heights. 130 x 108 centimeters Scale 1:500,000 General Map Collection. Arizona Bureau of Mines & U.S. Geological Survey.
1912. Geological Survey (U.S.). Relief shown by contours and spot heights; Contour interval 100 feet. Datum is mean sea level.; Includes examples of "Conventional signs" used on t... Engraved and printed by the U.S. Geological Survey (Washington, D.C).
1913. Minnesota. 67 x 93 centimeters Scale approximately 1:1,440. Minneapolis and St. Paul Maps and Atlases. [The State], (Minnesota).
1929. Geological Survey (U.S.). Surveyed between 1893 and 1909, roads and trails added 1928 by National Park Service.; Relief shown by contour lines and spot heights.; Contour int... U.S. Geological Survey (Washington, D.C).