• 312 Map Library (Robinson)
• 97 Wisconsin Historical Society Archives
• 54 Geology and Geophysics Library (Leith)
• 10 Steenbock Library
• 4 Wisconsin Historical Society Library
• 1 Memorial Library

• 33 Journals, Magazines, Newspapers
• 1 Books

• 43 Outdoor recreation
• 23 Trails
• 18 Geology
• 13 Hiking
• 6 Public lands
• 5 Roads
• 5 Snowmobile trails
• 5 Snowmobiling
• 3 Boundaries
• 3 Coasts
• 3 History
• 3 National parks and reserves
• 3 Recreation areas
• 3 Recreational use
• 2 Canoes and canoeing
• 2 Glaciers
• 2 Groundwater
• 2 Islands
• 2 Physical geography
• 2 Scenic byways
• 2 Snowmobiles
• 2 Topographic maps
• 2 Water trails
• 1 Administrative and political divisions
• 1 Analysis

• 874 Geological Survey (U.S.)
• 118 United States. Forest Service
• 59 U.S. Lake Survey
• 45 Minnesota. Department of Administration
• 39 Wisconsin Geological and Natural History Survey
• 33 United States. Forest Service. Eastern Region
• 30 Geometronics Service Center (U.S.)
• 27 Wisconsin. Department of Natural Resources
• 24 American Geographical Society of New York
• 19 United States. Army Map Service
• 19 Wisconsin. Division of Highways
• 18 A. Hoen & Co
• 16 Wisconsin. State Highway Commission
• 12 Minnesota
• 9 Wisconsin
• 7 Beartooth Publishing
• 7 Minnesota. Department of Conservation
• 6 United States. Army. Corps of Engineers
• 6 United States. Forest Service. Pacific Northwest Region
• 5 Minnesota. Iron Range Resources and Rehabilitation Commission
• 5 Sky Terrain (Firm)
• 4 Illinois State Geological Survey
• 4 Instituto Geográfico "Agustín Codazzi." Subdirección Cartográfica
• 4 Instituto Geográfico Nacional (Costa Rica)
• 4 Rolfe, Edward M

• 1,027 English
• 33 Spanish
• 6 German
• 5 French
• 4 Chinese
• 4 Dutch
• 3 Portuguese
• 2 Vietnamese
• 1 Arabic
• 1 Hungarian
• 1 Japanese

• 582 Wisconsin
• 218 Minnesota
• 127 Michigan
• 61 Chequamegon-Nicolet National Forest
• 61 Chequamegon-Nicolet National Forest (Wis.)
• 48 Chippewa National Forest
• 48 Chippewa National Forest (Minn.)
• 43 United States
• 40 Bayfield County (Wis.)
• 39 Upper Peninsula
• 39 Upper Peninsula (Mich.)
• 38 Ashland County (Wis.)
• 38 Bayfield County
• 36 Ashland County
• 36 Nicolet National Forest
• 36 Nicolet National Forest (Wis.)
• 29 Dane County (Wis.)
• 29 Hiawatha National Forest
• 29 Hiawatha National Forest (Mich.)
• 27 Dane County
• 25 Chequamegon National Forest (Wis.)
• 23 Chequamegon National Forest
• 23 Jefferson County
• 23 Waukesha County
• 23 Waukesha County (Wis.)

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