Rars Book NAVIGATION.
Der™ Rowe, Jacob.
XE Navigation improved: in two books. Book'l.
3725 Containing an exact description of the fluid
-R79N quadrant for the latitude; or, quadrants reduc'd to the utmost degree of portableness ... Book II. An essay on the discovery of the longitude, by a new invention of an everlasting horometer. Founded on the most unerring principles of nature. With eopper plates of the instruments, &c. By Captain Jacob Rowe.
London: Printed for John Hooke:at the Flower-
f (See next card) 6 Me