Ornament Details
124230020001200_0
(keywords not yet provided)
The seaman's practice: containing a fundamental problem in navigation, experimentally verified: Namely, Touching the Compass of the Earth and Sea, and the Quantity of a Degree in our English Measures. Also An exact Method or Form of keeping a Reckoning or Journal at Sea, in any kind or manner of Sailing. With certain Tables and other Rules used in Navigation. The Latitude of the Principal Places in England: The Variation of the Compass: The finding of the Currents at Sea, and what Allowance is to be given in respect of them. By Richard Norwood, Reader of the Mathematicks.
printed for Richard Mount, in Postern-Row on Tower-Hill
120
130
173