James Smith A New Treatise of Fluxions: containing: I. The Elements of Fluxions, demonstrated in two easy propositions..II. A Treatise of Nascent and Evanescent quantities..III. Sir Isaac Newton’s Demonstrations of the Fluxions enlarged and illustrated. IV. Answers to the Principal objections in the Anylist. London, 1737; octavo, lacks title page; 59pp. A folding plate at front probably does not belong. Good clean text. Disbound, with remnants of old leather backstrip.