Oughtred´s Key of the Mahtematicks 1694

MATHEMATICS. OUGHTRED, WILLIAM. Mr. William Oughtred´s Key of the mathematicks. Newly translated from the best edition, with notes rendring it easie and intelligible to less skilful readers. In which also, some problems left unanswer´d by the author are resolv´d. Absolutely necessary for all gagers, surveyors, gunners, military officers, mariners, &c. Recommended by Mr. E. Halley, Fellow of the Royal Society. London (printed for John Salusbury) 1694.

Small 8:o (about 153x95 mm. (4), 1-208 pp. Illustrated with mathematical and geometrical diagrams.
Contemporary brown full calf, partly worn, somewhat warped covers, rebacked. New inner doublures and endpapers. Title laid down on later paper and with some holes and small damages at upper margin. Some dampstaining at end. Minor foxing. Signature on title Gab. Stokes.

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