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You searched for: Type Image Remove constraint Type: Image Place Wisconsin Remove constraint Place: Wisconsin Year 1918 Remove constraint Year: 1918
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1. Illinois-Wisconsin, Belvidere quadrangle : topography

1918. Geological Survey (U.S.). Surveyed in 1917.;Surveyed in cooperation with the War Department and the State of Illinois.";Relief shown by contours and spot heights.;1 map, col...