Rare BOOK DEPT. : :
Wakely, Andrew.
a ai} The mariner's compass. rectified: containing
.787 tables, shewing the true hour of the day, the
-W13M sun being upon any point of the compass: with the true time of the rising and setting of the sun and stars, and the points of the com- pass upon which they rise and set: with tables of amplitudes. Which tables of sun-dials, semi- diurnal arches, and amplitudes are calculated from the equater to 60 degrees of latitude, ei- ther north or south. With the description and
(See next card) - Mp