NEWTON, Sir Isaac (1642-1727). Philosophiae naturalis principia mathematica ... Editio tertia aucta et emendata. London: William & John Innys, 1726.

NEWTON, Sir Isaac (1642-1727). Philosophiae naturalis principia mathematica ... Editio tertia aucta et emendata. London: William & John Innys, 1726.

4o (247 x 199 mm). Royal privilege leaf, half-title, title printed in red and black. (Lacks engraved portrait, very occasional light browning to text). Contemporary calf, spine gilt (both covers detached, brown paper tape repairs to joints, edges worn). Provenance: The Pacific Union Club, San Francisco (bookplate on front pastedown).

Third edition, with 2pp. publisher's catalogue at end. The last published in the author's lifetime and the basis for all subsequent editions. Edited by Henry Pemberton, and with a new preface by Newton and numerous alterations. Babson 13; Gray 9. -- [With:] BREWSTER, David. The Life of Sir Isaac Newton. London: John Murray, 1831. 8o (144 x 96 mm). (Slight browning and show-through to title from bookplate). Original green cloth (spine lightly sunned, a few small spots). Provenance: Illegible red library stamp on verso of title page. FIRST EDITION. (2)