Socius mercatoris: or The merchant's companion
Subtitle: in three parts. The first, being a plain and easie introduction to arithmetick, vulgur and decimal, the extraction of the square and cube roots, with a table of 200 square roots, and their use in the resolution of square equations. The second, a treatise of simple and compound interest and rebate, with two tables for the calculation of the value of leases or annuities, payable quarterly, the one for simple, the other compound interest, at 6 per cent. per annum, with rules for making the like for any other rate. The third, a new and exact way of measuring solids in the form of a prismoid and cylindroid, with the frustums of pyramids and of a cone: whereunto is added, some practical rules and examples for cask-gauging. By John Mayne, philo-accomptant
Series: Early English books, 1641-1700 -- 1764:5
Publisher: printed by W[illiam] G[odbid]  for N. Crouch, in Exchange-Alley, over against the Royal-Exchange in Cornhill
Published: 1674
Place of publication: London
Language: eng
Format: Microform
Number of pages: 206
Subjects: Interest -- Tables -- Early works to 1800; Interest rates -- Early works to 1800
Genres: Tables; Early works to 1800
Other titles: Socius mercatoris; Merchant's companion; Short treatise of simple & compound interest; Stereometry
Notes: "A short treatise of simple & compound interest" and "Stereometry" have separate title pages dated 1673; "A new way of gauging the frustum of a pyramid or conical tunn" and "Some practical rules & examples for cask-gauging" have half titles; register and pagination are continuous

Errata on recto of final leaf

Reproduction of the original in the Bodleian Library

Wing (2nd ed.) M1484

Microfilm. Ann Arbor, Mich. : University Microfilms International, 1987. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 1764:5).