• 11 Wisconsin Historical Society Library
• 9 Verona Shelving Facility
• 4 Memorial Library
• 2 Steenbock Library
• 2 WHS State Archives Preservation Facility
• 1 Science Libraries Shelving Facility
• 1 UW Archives

• 32 Journals, Magazines, Newspapers

• 11 Nature conservation
• 7 National parks and reserves
• 7 Wildlife conservation
• 4 Conservation of natural resources
• 4 Historic sites
• 4 Nature Conservancy (U.S.). Wisconsin Chapter
• 4 Parks
• 2 Environmental protection
• 2 Fishing
• 2 Hunting
• 2 Natural history
• 2 Nature Conservancy (U.S.)
• 1 Bogs
• 1 Friends of Toft Point
• 1 George Wright Society
• 1 Glacial Lakes Conservancy
• 1 Natural resources conservation areas
• 1 Nature centers
• 1 Northeast Wisconsin Land Trust
• 1 Outdoor recreation
• 1 Planning
• 1 Public lands
• 1 Regional planning
• 1 Sierra Club. John Muir Chapter

• 4 International Union for Conservation of Nature and Natural Resources
• 4 Nature Conservancy (U.S.). Wisconsin Chapter
• 3 Natural Areas Association (U.S.)
• 2 George Wright Society
• 2 Nature Conservancy (U.S.)
• 2 World Conservation Monitoring Centre
• 1 Alberta. Alberta Environment
• 1 Alberta. Alberta Environmental Protection
• 1 Friends of Toft Point
• 1 Friends of the Campus Natural Areas (University of Wisconsin--Madison)
• 1 Friends of the Cedarburg Bog
• 1 Friends of the Lakeshore Nature Preserve
• 1 Glacial Lakes Conservancy
• 1 IUCN Commission of National Parks and Protected Areas
• 1 IUCN Commission on National Parks and Protected Areas
• 1 IUCN World Commission on Protected Areas
• 1 Illinois. Department of Conservation. Information/Education Division
• 1 Illinois. Department of Conservation. Office of Resource Marketing & Education
• 1 International Commission on National Parks
• 1 Natural Resources Foundation of Wisconsin
• 1 Nature Conservancy (Great Britain)
• 1 Northeast Wisconsin Land Trust
• 1 Ridges Sanctuary, Inc
• 1 Sabah Parks
• 1 Sierra Club. John Muir Chapter

• 31 English
• 2 French
• 2 Spanish
• 1 Azerbaijani

• 13 Wisconsin
• 6 United States
• 3 Illinois
• 1 Alberta
• 1 Azerbaijan
• 1 Baileys Harbor
• 1 Cedarburg
• 1 Door County
• 1 Great Britain
• 1 Madison
• 1 Malaysia
• 1 Massachusetts
• 1 Ridges Sanctuary (Wis.)
• 1 Sabah
• 1 Toft Point Natural Area (Wis.)

• 1 Tours

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