[Footnote 123: Article _Encyclopedie_.] [Footnote 124: To Voltaire, Feb. 15, 1757.] [Footnote 125: Hettner's _Literaturgesch, des 18ten Jahrhunderts_, ii. 277.] [Footnote 126: Art. _Encyclopedie_.] [Footnote 127: _Prospectus_.] [Footnote 128: Barbier, v. 151, 153.] [Footnote 129: Diderot to Voland, _Oeuv_., xviii. 361. Carlyle's _Frederick,_ bk. xviii. ch. xi.] [Footnote 130: _Apologie de l' Abbe de Prades. Oeuv.,_ i. 482.] [Footnote 131: See Jobez, i. 358.] [Footnote 132: xix. 425.] [Footnote 133: Barbier, v. 160.] [Footnote 134: _Ib_. v. 169.] [Footnote 135: Grimm, _Corr. Lit_., i. 81. Barbier, _v_. 170.] [Footnote 136: _Avert._, to vol. iii. _Oeuv. de D'Alembert_, iv. 410.] [Footnote 137: Barbier, v. 170. Grimm, _Corr. Lit._, i. 201; _Ib._ ii. 197.] [Footnote 138: Hardy, quoted by Aubertin, 407, 408.] [Footnote 139: _Corr. Lit._, ii. 271.] [Footnote 140: To D'Alembert, Dec. 29, 1757; Jan. 1758.] [Footnote 141: For a short account of Helvetius's book, see a later chapter.] [Footnote 142: _Corr. Lit._, ii. 292, 293.] [Footnote 143: Barbier, vii. 125-142.] [Footnote 144: Lacretelle's _France pendant le 18ieme Siecle_, iii. 89.] [Footnote 145: Jobez, ii. 464, 538.] [Footnote 146: See _Rousseau_, vol. i. chaps, vii. and ix. (Globe 8vo ed.)] [Footnote 147: _Louis XV. et Louis XVI._, p. 50.] [Footnote 148: Jan. 11, 1758. Jan. 20, 1758. Diderot to Mdlle. Voland, Oct. 11, 1759. See the following chapter.] [Footnote 149: Voltaire to D'Alembert, Jan. to May 1758. Voltaire to Diderot, Jan. 1758.] [Footnote 150: Diderot to Voltaire, Feb. 19, 1758, xix. 452.] [Footnote 151: To Voland, _Oeuv._, xix. 146.] [Footnote 152: _Corr. Lit._, vii. 146.] [Footnote 153: _Corr. Lit._, vii. 146.] [Footnote 154: _Oeuv. de Voltaire_. Published sometimes among _Faceties_, sometimes among _Melanges_.] [Footnote 155: See _Oeuv. Choisies de Jean Reynaud_, reprinted in 1866. The article on _Encyclopedie_ (vol. i.) is an interesting attempt to vindicate Cartesian principles of classification.] [Footnote 156: See fly-leaf of vol. xxviii.] [Footnote 157: _Mem._, ii. 115. Grimm, vii. 145.]