Note 147 — Chapter IX

See Le Feu élémentaire of l’Abbé Nollet; Leçons de Physique, tom. vi. p. 252; Du Pouvoir thermo-électrique, by M. Becquerel—Annales de Chimie, vol. xli. p. 353; also a Memoir by Nobili, Bibliothèque Universelle, vol. xxxvii. p. 15; Experimental Contributions towards the theory of Thermo-Electricity by Mr. J. Prideaux—Philosophical Magazine, vol. iii., Third Series; On the Thermo-Magnetism of Homogeneous Bodies, with illustrative experiments, by Mr. William Sturgeon—Philosophical Magazine, vol. x. p. 1–116, New Series. Botto made magnets and obtained chemical decomposition. Antinori produced the spark. Mr. Watkins heated a wire in Harris’s Thermo-Electrometer.