The Elements of Algebra, in Ten Books.

First edition. Complete in two volumes; leather-bound; hardcovers; quartos (28cm x 21cm); pp. [24], xxvi, [4], 360; [2], 363-748, [32]. English text. Bound in full calf gilt; marbled page edges; initial and terminal blanks present; fine engraved portrait frontispiece to vol.1; decorative head- and tail-pieces; figures in the text; 9 engraved plates (all but one folding). Condition: GOOD to VERY GOOD. Re-backed retaining the original boards, with gilt spine and contrasting red & black morocco title-labels. Light scuffing to boards, the interiors complete and very well-preserved. A handsome set. Notes: Saunderson lost his sight from smallpox as a baby but became a distinguished mathemitician and friend of Newton and Whiston, whom he succeeded as Lucasian Professor of Mathematics at Cambridge in 1710. One of the engraved plates in this important work depicts his 'Palpable Arithmetic', a computer for the use of the blind.