1910. Geological Survey (U.S.). Engraved Feb. 1910 by U.S.G.S.; "Surveyed in 1892-1904." 48 x 84 centimeters Scale 1:250000 General Map Collection. Geological Survey (Washington).
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412. State of Arkansas
1928. Geological Survey (U.S.). Includes index map to sheets of the Map of the World 1:1,000,000. 80 x 92 centimeters Scale 1:500,000 General Map Collection. U.S. Geological Survey (Washington, D.C).
413. State of Idaho
1928. Geological Survey (U.S.). Shows all forest reserves. Compiled in 1916, revised 1926. 159 x 103 centimeters Scale 1:500,000 General Map Collection. USGS (Washington, D.C.?).
1973. Geological Survey (U.S.). Relief shown by contours and spot heights.; Compiled in 1970.; Includes population key.; Source data U.S Dept. of the interior - Geological Survey ... U.S. Geological Survey.
415. State of Iowa, 1912
1910. Geological Survey (U.S.). 1 map Scale 1:500,000 W 96°38′--W 90°07′/N 43°30′--N 40°23′. Geological Survey.
416. State of Maine
1922. Geological Survey (U.S.). Compiled in 1921 and 1922. 112 x 69 centimeters Scale 1:500,000 General Map Collection. U.S. Geological Survey (Washington, D.C).
417. State of New York
1913. Geological Survey (U.S.). Shows county boundaries, railroads and drainage.; "Compiled 1913."; Includes location map. 104 x 135 centimeters Scale 1:500,000 General Map Collec... The Survey (Washington, D.C).
1929. Geological Survey (U.S.). Edition of 1921, reprinted 1929."; "National Forest names and boundaries not corrected to date."; "Compiled in 1920 and 1921. 81 x 127 centimeters ... Geological Survey (Washington, D.C).
1921. Geological Survey (U.S.). Compiled in 1920 and 1921.; "North American datum, 1921." 81 x 127 centimeters Scale 1:500,000 General Map Collection. Geological Survey (Washington, D.C).
420. State of Wisconsin
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).