The description and use of a joynt-rule : fitted with lines for the finding the hour of the day and azimuth of the sun, to any particular latitude, or, to apply the same generally to any latitude : together with all the uses of Gunters quadrant applyed thereunto ... /

Bibliographic Details

Main Author:	Brown, John (Philomath)
Format:	Microform Book
Language:	English
Series:	Early English books, 1641-1700 ; 1545:10.
Subjects:	Quadrants (Astronomical instruments) Dialing. Mathematical instruments.