The sea-mans practice containing a fundmental probleme in navigation experimentally verified, namely, touching the compass of the earth and sea, and the quantity of a degree in our English measure : also an exact method or form of keeping a reckoning at sea ... : with certain tables and other rules useful in navigation ... /
Printed by W. Godbid, for George Hurlock, and are to be sold at his shop ...,
|Edition:||The seventh edition.|
|Series:||Early English books online.
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