1670, Richard Blome
1688, Vincenzo Coronelli
1708, Guillaume De L’Isle
1711, Herman Moll
1719 John Senex
1828, Henry W. Bayfield
1832-1833, Society for the Diffusion of Useful Knowledge
1837, Samuel Morrison, Elisha Dwelle & Joshua Hathaway
1855, Increase A. Lapham
1856, James D. Graham, U.S. Topographical Engineers
1857, W.R. Wood
1858, H.F. Walling
1865, Increase A. Lapham
1865, J.D. Graham and W.F. Raynolds
The Bureau of Engineers of the War Department
1866, Department of the Interior (General Land Office)
1867, U.S. Corps of Engineers (War Department)
1879, Edward Molitor
U.S. Corps of Engineers (War Department)
1882, Wisconsin Geological Survey
1901(a.) - 1958(b.), United States Geological Survey
1906, U.S. Lake Survey
1912, Railroad Commission of Wisconsin
1924, Wisconsin Highway Commission
1981, Ratko J. Ristic' and Jovanka Ristic'
1987, Charles E. Cleland
Atlas of Great Lakes Indian History
1996, National Oceanic and Atmospheric Administration
2000 & 1979, UW-Madison Space Sciences and Engineering Center
2002, National Oceanic and Atmospheric Administration
2003, UW-Madison Space Science and Engineering Center
2006, UW-Madison Space Science and Engineering Center