The sea-mans practice containing a fundamental probleme in navigation, experimentally verified: namely, touching the compasse 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, in any kind or manner of sailing. With certain tables and other rules useful in navigation. As also in the plotting and surveying of places. The latitude of the principal places in England. The finding of currents at sea, and what allowance is to be given in respect of them. The fifth edition. By Richard Norwood, reader of the mathematicks.
printed by William Leybourn, for George Hurlock, and are to be sold at his shop at St. Magnus Church-corner, in Thames Street, neer London Bridge,
|Series:||Early English books online.
No Tags, Be the first to tag this record!