The sector on a quadrant, or, a treatise containing the description and use of four several quadrants; two small ones and two great ones, each rendred many wayes, both general and particular. Each of them accomodated for dyalling; for the resolving of all proportions instrumentally; and for the ready finding the hour and azimuth universally in the equal limbe. Of great use to seamen and practioners in the mathematicks
By: Written by John Collins accountant philomath. Also an appendix touching reflected dyalling [by J. Lyon] From a glass placed at any reclination
Contributors: Lyon, John
Publisher: Printed by J.M. for George Hurlock ... Thomas Pierrepont ... William Fisher ... and Henry Sutton ...
Published: 1659
Place of publication: London
Language: eng
Subjects: Astronomy; Quadrants (Astronomical instruments); Dialing
Notes: First edition.

Signatures: A², a⁴, *², B-Z⁴, Aa-Mm⁴, Nn², Oo⁴; A-L⁴, M²

Title within double line border.

"The description and uses of a great universal quadrant", "The description and uses of a general quadrant", and "An appendix touching reflective dialling. By John Lyon" each has special title-page dated 1658; the last two have separate paging.

Wing C5382.

ESTC R32501.

Wing (2nd ed., 1994), C5382.