London, Printed for W. Strahan; and T. Cadell, in the Strand, 1776. . First edition; 2 vols, 4to (31.5 x 24.5 cm); contemporary marginal annotations in pen, with half-title to vol. II, ad. for 'The Theory of Moral Sentiments' to title verso vol. I, publisher's ad. to vol. II 4F2 verso, errata vol. II [A2] verso, cancels vol. I M3, U3, 2Z3, 3A4 and 3O4, and vol. II D1 and 3Z4, vol. II p.288 misprinted 289; contemporary gilt-ruled sprinkled calf, rebacked but retaining original red and green morocco lettering-pieces, bottom and fore-edges untrimmed, wide margins (circa 6.5 cm), occasional spotting and soiling, minor marginal tears, mostly repaired, internal joints reinforced with tape; [12], 510; [4], 587, [1]pp; signatures: A4 a2 B-3T3 (bound without terminal blank); [A]2 B-4F2. The first edition of the 'first and greatest classic of modern economic thought' (PMM). Smith (d.1790) spent ten years writing and perfecting The Wealth of Nations, the popularity of which surpassed its…