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• 5,189 WI Geological and Natural History
• 2,598 Historic USGS Topographic Maps
• 1,711 WI Bordner Survey Maps
• 663 Wisconsin Collection
• 386 Wisconsin DNR Collection
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• 195 Wisconsin DNR Technical Bulletins
• 172 Wisconsin DNR Research Reports
• 164 Crandon Mine Reports
• 76 U.S. Lake Survey Maps
• 40 Archives of Archaeology
• 31 Historical Beekeeping Literature
• 26 Virginia M. Kline Collection
• 18 Arboretum Collection
• 18 Deer & Wild Turkey Study Group
• 18 Kennecott Flambeau Mine Documents
• 12 Geology and Natural Resources of Wisconsin
• 5 Michael Dombeck Papers
• 3 UW Geology Museum Collection
• 2 Forest Atlas of the U.S.
• 1 Passenger Pigeon
• 1 Plant Ecology Laboratory Archive
• 1 Wisconsin Natural Resources Magazine

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• 4,648 Still image
• 4,450 Cartographic
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• 26 Sound recording

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• 4,458 Maps
• 2,655 Topographic maps
• 1,711 Land use surveys
• 1,192 Water
• 1,104 People
• 1,079 Men
• 939 Landscapes
• 877 Geologists
• 729 Rivers
• 707 Glacial landforms
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• 385 Farms
• 374 Geology
• 371 Sandstone
• 355 Groundwater
• 346 Geology, Stratigraphic
• 345 North America
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• 334 Precambrian
• 302 Moraines
• 299 Great Lakes Region
• 269 Camps

Filter by Authors

• 1,093 Thwaites, F. T. (Fredrik Turville), 1883-1961
• 998 Hotchkiss, William Otis, 1878-1954
• 282 Bean, E. F. (Ernest F.), 1882-
• 211 Eidemiller, H. N.
• 153 Aldrich, Henry Ray, 1891-
• 124 Hine, Ruth L., 1923-
• 107 Kemmerer, George
• 106 Hansell, J. M.
• 105 University of Wisconsin--Madison. Water Resources Institute
• 82 Bradt, H. H.
• 76 U.S. Lake Survey
• 73 Steidtmann, Edward, 1881-1948
• 72 Edwards, E. C.
• 72 Van Hise, Charles Richard, 1857-1918
• 62 Gansen, E. F.
• 55 Bayard, R. P.
• 48 Bayley, William Shirley, 1861-1943
• 42 Comstock, C. B. (Cyrus Ballou), 1831-1910
• 42 Hunt, Richard N.
• 35 Wisconsin. Department of Natural Resources
• 32 Emrick, D. G.
• 32 Gwinn, C. S.
• 31 Clements, J. Morgan (Julius Morgan), 1869-
• 31 Licking, R. H.
• 31 Stearn, Noel H. (Noel Hudson)
• 30 Geib, W. J. (Warren Jacob), 1880-
• 30 Whitson, A. R. (Andrew R.), 1870-1945
• 28 Bean, W. C.
• 28 Crook, J. A.
• 28 Foth and Van Dyke and Associates, Inc.

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• 5,365 Wisconsin
• 313 Ashland County (Wis.)
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