The art of numbring by speaking-rods, vulgarly termed Nepeirs bones [[electronic resource] ] : 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 / / published by W.L

• Record Nr.: UNISA996396331903316
• Autore: Leybourn William <1626-1716.>
• Pubbl/distr/stampa: London, : Printed for G. Sawbridge and are to be sold at his house ..., 1667
• Descrizione fisica: [10], 86 p
• Soggetti: Quadrant; Sundials; Mathematical instruments
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: 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.
• Sommario/riassunto: eebo-0018