_Carlsbad_ mineral waters, account of them, p. 25. ---- ---- ---- their lithontriptic virtue, with lime-water and soap, p. 386. _Case_ of Lord Horace Walpole; being a sequel to that in Phil. Trans. vol. xlvii. p. 43 and 47,--p. 205. _Cassia_, or _Canella_, a discourse on it, by Taylor White, Esq.; p. 860. _Cavendish_, Lord Charles, his description of some thermometers for particular uses, p. 300. _Chapman_, Capt. Wm. his account of a method of distilling fresh water from sea-water by wood-ashes, p. 635. ---- ---- ---- ---- ---- of the fossil bones of an allegator found on the sea-shore near Whitby in Yorkshire, p. 688. _Characters_, Phœnician Numeral, antiently used at Sidon, dissertation upon them, p. 791. _Charts_ and Maps, a short dissertation on them, p. 563. _Chevalier_, Joan. observatio eclipsis lunæ die 27 Martii 1755, Olissipone habita, p. 374. ---- ---- ---- ---- ---- die 30 Julii 1757, Olissipone habita, p. 769. ---- ---- observationes eclipsium satellitum Jovis, Olissipone habitæ, p. 377. ---- ----, &c. observationes eclipsium satellitum Jovis, anno 1757, Olissipone habitæ, p. 378. ---- ---- et Theodor. de Almeida, observationes eclipsis lunæ die 4 Feb. ann. 1757, Olissipone habitæ, p. 376. _Cinnamon_, a discourse on it, by Taylor White, Esq; p. 860. _Coin_, a Parthian, with a Greek and Parthian legend, some remarks on it, p. 175. _Collet_, John, M. D. his letter concerning the peat-pit near Newbury in Berkshire, p. 109. _Comet_, observations on that of Sept. and Oct. 1757, made at the Royal Observatory, p. 408. ---- ---- ---- ---- ---- ---- ---- ---- made at the Hague, p. 438. _Convulsive Fits_, case of a boy troubled with them, cured by the discharge of worms, p. 518. _Convulsions_, some extraordinary effects arising from them, p. 743. _Coral_, Red, a very singular kind from the Indies, p. 159. _Corallinis_ de, iisque insidentibus polypis, aliisque animalculis marinis observationes, p. 258. _Cornwall_, account of an earthquake in the west parts of it, July 15, 1757, p. 499. _Corona_ Solis Marina Americana, observations on it, p. 843. D _Da Costa_, Emanuel Mendez, his account of the impressions of plants on the slates of coals, p. 228. _Darwin_, Erasmus, M.D. his remarks on the opinion of Henry Eles, Esq; concerning the ascent of vapour, p. 240. _Delirium_, of a fever, an extraordinary case of the efficacy of the bark in one, p. 609. _Diseases_, effects of electricity in the cure of some particular ones, p. 695. _Dodson_ and Mountaine, tables of the variation of the magnetic needle by them, adapted to every 5 degrees of lat. and long. in the more frequented oceans, p. 329. _Dollond_, Mr. John, his account of some experiments concerning the different refrangibility of light, p. 733. _Dust_, Black, an extraordinary shower, which fell in the island of Zetland, Oct. 20. 1755, p. 297. E _Earthquake_, account of one in the island of Sumatra, in the East Indies, Nov. and Dec. 1756, p. 491.