The art of numbring by speaking-rods, vulgarly termed Nepeirs bones
Subtitle: by which the most difficult parts of arithmetick, as multiplication, division, and extracting of roots both square and cube, are performed with incredible celerity and exactness (without any charge to the memory) by addition and subtraction only
By: published by W.L
Series: Early English books, 1641-1700 -- 282:7
Publisher: Printed for G. Sawbridge and are to be sold at his house ...
Published: 1667
Place of publication: London
Language: eng
Format: Microform
Number of pages: 86
Subjects: Quadrants (Astronomical instruments); Sundials -- Early works to 1800; Mathematical instruments
Other titles: The description and use of Gunter's quadrant
Work titles: Art of numbring by speaking-rods, vulgarly called Nepeirs bones
Notes: Attributed to William Leybourn. Cf. BM

An enlarged edition was published in 1721 under title: The description and use of ... Gunter's quadrant ... to which is added the use of Nepiar's bones

Folded table inserted

Reproduction of original in British Library

Wing L1904

Microfilm. Ann Arbor, Mich. : University Microfilms, 1968. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 282:7)

s 1968 miu n