The key of the mathematicks new forged and filed
Subtitle: together with a treatise of the resolution of all kinde of affected æquations in numbers : vvith the rule of compound usury, and demonstration of the rule of false position : and a most easie art of delineating all manner of plaine sun-dyalls
By: geometrically taught by VVill. Oughtred.
Contributors: Wood, Robert, 1622?-1685.
Series: Early English books, 1641-1700 -- 1023:12.
Publisher: Printed by Tho. Harper for Rich. Whitaker ...
Published: 1647
Place of publication: London
Language: eng
Format: Microform
Number of pages: 174
Subjects: Mathematics -- Early works to 1800.
Genres: Early works to 1800.
Other titles: Arithmeticae in numeris et speciebvs institvtio; Most easie way for the delineation of plain sun-dials.; Arithmeticae in numeris et speciebvs institvtio.
Notes: First English edition.

The first Latin edition was published in 1631 under title, "Arithmeticae in numeris et speciebys institvtio: qvae tvm logisticae, tvm analyticae, atqve adeo totivs mathematicae, qvasi clavis est." Translated in greater part by Robert Wood as is stated in the preface to the 1632 Latin edition.--NUC pre-1956 imprints.

Errata: p. [12].

"A most easie way for the delineation of plaine sun-dials, only by geometry, without any trigonometricall calculation ..." has caption title and separate paging.

Reproduction of original in the Cambridge University Library.

Wing O582

Available electronically as part of Early English books online.

Microfilm. Ann Arbor, Mich. : University Microfilms International, 1980. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 1023:12)