[61] Pol. pos. i, 641.
[62] Cours, III, 235.
[63] Pol. pos. iv, Appendice p. 17.
[64] Cours, ii, 26-27.
[65] Cours, iii, 366.
[66] Dialogues on natural religion, VIII.
[67] Système de la nature, II. 187.
[68] Cours, III. 363-4.
[69] Pol. pos. II. 42.
[70] Cours, IV. 274.