The description and use of an instrument, called the double scale of proportion
Subtitle: By which instrument, all questions in arithmetick, geometry, trigonometry, astronomy, geography, navigation, fortification, gunnery, gaging vessels, dialling, may be most accurately and speedily performed, without the assistance of either pen or compasses. By Seth Partridge
Series: Early English books, 1641-1700 -- 1932:3
Publisher: printed for Hannah Sawbridge at the Bible on Ludgate-Hill
Published: 1685
Place of publication: London
Language: eng
Format: Microform
Number of pages: 184
Subjects: Mathematical instruments -- Early works to 1800; Slide-rule -- Early works to 1800; Dialing -- Early works to 1800
Genres: Early works to 1800
Notes: Title page on A2; first leaf blank, not filmed?

Text apparently complete despite pagination

Copy tightly bound with slight loss of text

Reproduction of the original in the British Library

Wing (2nd ed.) P632

Microfilm. Ann Arbor, Mich. : UMI, 1989. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 1932:3).