John Adlum papers 1794-1808
Zaccheus Brown notebook
The Zaccheus Brown notebook contains information compiled between 1782 and 1783 on arithmetic, sailing and navigation, and surveying, as well as a log of the Phoenix 's voyage from New Jersey to the Virgin Islands in 1789. Mathematical and navigational problems are often illustrated with diagrams, and the volume also contains an example of a Mercator chart of the Caribbean.
The material is in English
William L. Clements Library, University of Michigan
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The University of Michigan
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Web Site: www.clements.umich.edu