• 6 Wisconsin Historical Society Library
• 3 Special Collections (Memorial Library)
• 2 Geology and Geophysics Library (Leith)
• 1 Memorial Library
• 1 Verona Shelving Facility

• 221 Maps, Atlases
• 19 Books
• 2 Microforms
• 1 Mixed Materials

• 48 Harbors
• 40 Nautical charts
• 24 History
• 19 Navigation
• 16 Discovery and exploration
• 8 Geology
• 7 River engineering
• 5 Canals
• 5 Floods
• 4 American
• 4 Bays
• 4 Botany
• 4 Description and travel
• 4 Discoveries in geography
• 4 Floodplains
• 4 Inland navigation
• 4 Military reservations
• 4 Paleontology
• 4 Railroads
• 4 Triangulation
• 3 Dams
• 3 Landowners
• 3 Real property
• 2 Astronomy
• 2 Banks (Oceanography)

• 31 U.S. Lake Survey
• 17 Fisk, W. L. (Walter Leslie), 1855-
• 12 Lydecker, G. J. (Garrett J.), 1843-1914
• 10 Michler, N. (Nathaniel), 1827-1881
• 10 Molitor, E
• 9 Cram, Thomas Jefferson, 1807?-1883
• 9 Keller, Charles, 1868-1949
• 8 Comstock, C. B. (Cyrus Ballou), 1831-1910
• 8 Schlenk, J. J
• 7 Stone, William James, 1798-1865
• 6 Norris Peters Co.
• 6 Raynolds, W. F. (William Franklin), 1820-1894
• 6 United States. Army. Office of the Chief of Engineers
• 6 Weyss, J. E
• 5 Berrien, John Macpherson, -1876
• 5 Center, A. J. (Alexander J.)
• 5 Graham, J. D. (James Duncan), 1799-1865
• 5 Rose, Edwin, 1807-1864
• 5 Staffin, Peter A
• 5 United States. War Department
• 5 United States. War Department. Corps of Engineers
• 5 Warren, G. K. (Gouverneur Kemble), 1830-1882
• 4 American Photo-Lithographic Company
• 4 Bien, Julius, 1826-1909

• 240 English

• 65 Wisconsin
• 30 United States
• 14 Mississippi River
• 13 Michigan, Lake
• 12 Virginia
• 10 Fox River (Columbia County-Brown County, Wis.)
• 10 Ontario, Lake (N.Y. and Ont.)
• 10 West (U.S.)
• 8 Minnesota
• 8 Wisconsin River (Wis.)
• 6 Green Bay (Wis. and Mich.)
• 6 Illinois
• 6 Milwaukee
• 6 Milwaukee (Wis.)
• 6 New York (State)
• 6 Oregon
• 6 Superior, Lake
• 5 Erie, Lake
• 5 Superior
• 4 Apostle Islands
• 4 Apostle Islands (Wis.)
• 4 California
• 4 Dakota Territory
• 4 Duluth
• 4 Florida

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