The sector on a quadrant

Collins, John 1625-1683

The sector on a quadrant or, a treatise containing the description and use of three several quadrants; each rendred many ways both general and particular. Accomodated for dyalling, for the resolving of all proportions instrumentally, and for the ready finding the hour and azimuth universally, in the equal limb. Of great use to seamen, and practitioners in the mathematiques. Written by John Collins, accountant, and student in the mathematiques. Also, an appendix touching reflected dyalling, from a glass however posited. With large cuts of each quadrant, printed from the original plates graved by Henry Sutton, either loose, or pasted upon boards - [London] To be sold by George Hurlock book-seller at Magnus Corner, by William Fisher at the Postern near Tower-Hill, and by Henry Sutton mathematical instrument maker, at his house in Thredneedle street behind the Exchange. London, printed by J. Macock anno 1658 - [16], 284; [2], 54, [8]; [2], 26 p. 4o

Lacks title page. Also contains "Description and uses of a general quadrant, with the horizontal projection, upon it inverted".


Great Britain--1707-