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Start Over Publisher Geological Survey Division (Urbana, Ill.) Bounding Box -180 -89.81531 180 89.456192

71. Illinois (Hancock County), Carthage quadrangle

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1937. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1921-1922 and 1931-1933.";Relief shown by contours and spot heights.;Shows roadway classification as of 1936... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

72. Illinois Hardinville quadrangle : topography

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1910. Geological Survey (U.S.). Surveyed in 1907-1908.;"Surveyed in cooperation with the State of Illinois."; (W 88⁰00ʹ00ʺ--W 87⁰45ʹ00ʺ/N 39⁰00ʹ00ʺ--N 38⁰45ʹ00ʺ);Relief shown by c... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

73. Illinois, Havana quadrangle

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1925. Geological Survey (U.S.). (W 90⁰15ʹ00ʺ--W 90⁰00ʹ00ʺ/N 40⁰30ʹ00ʺ--N 40⁰15ʹ00ʺ);"Control in part by Illinois River Commission and Corps of Engineers U.S. Army.";"Surveyed in 1... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

74. Illinois (Henry County) Geneseo quadrangle

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1934. Geological Survey (U.S.). Surveyed in 1931 and 1932.; (W 90⁰15’00"--W 90⁰00’00"/N 41⁰30’00"--N 41⁰15’00");Culture and drainage in part compiled from aerial photographs taken... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

75. Illinois, Herscher quadrangle

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1925. Geological Survey (U.S.). Control in part from railroad valuation surveys.;"Surveyed in 1922 and 1923.";Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

76. Illinois, Ina quadrangle : 15-minute series

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1943. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1921, 1930, and 1937-1939."; (W 89⁰00ʹ00ʺ--W 88⁰45ʹ00ʺ/N 38⁰15ʹ00ʺ--N 38⁰00ʹ00ʺ);Relief shown by contours an... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

77. Illinois, Jerseyville quadrangle

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1933. Geological Survey (U.S.). Relief shown by contours and spot heights.;Road classification as of 1932.;1 map, colored;Contour interval 20 feet.;Surveyed in 1922, 1929, and 193... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

78. Illinois (Jo Daviess County), Elizabeth quadrangle : topography

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1911. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1909.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours and spot heights.;... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

79. Illinois, Joliet quadrangle : topography

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1923. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1920.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

80. Illinois, Kankakee quadrangle

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1924. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1922.";Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).