f loyi ] 
Candle, a ready way of lighting it by a very moderate electrical fpark, p 3 1022. See 
Eledirisal Spark . 
Cannon Balls. The force of fired gunpowder, and the initial velocities of cannon balls* 
determined by experiments; from which is alfo deduced the relation of tire initial 
velocity to the weight of the foot and the quantity of powder, p. 50. See Gun- 
powder. 
Cape of Good Hope, journal of a voyage thither, p. 391 — 404. From thence to Ma- 
drafs Road, p. 405 — 416. 
Cape Town, an account of a large ftone near there, p. rcz— -106. 
Cardan. A new method of extending Cardan’s rule for refolving one cafe of a cub'ick 
equation of this form, x z * — qx ~ r to the other cafe of the lame equation, which 
it is not naturally fitted to folve, and which is therefore often called the irreducible 
cafe, p. 902—949. 
Carnations , the effeCl of their effluvia upon air, p. 202. 
CaJJta . A particular account of the inhabitants of the Caftia country in Sumatra, p. 
163 — 1 7 1. See Sumatra. A defeription of the Caftia tree, p. 169. 
Cavallo , Mr. an account of his method of repairing broken Leyden phials, fo as ta 
make them again ufeful for experiments, p, ion, 1012. 
Chemical experiments and obfervations on lead ore, p. 863. See Lead Ore. 
Chejier. Obfervations on the population and difeafes of Chefter in the year 1774, 
p. 131. Some few falutary peculiarities in the fituation of Chefter, p. 131-- 133. 
The air uncommonly clear, p. 134. The centre the molt healthy part of the city, 
p. 136, 137 — 146. Why the fuburbs are more unhealthy than the reft of the town, 
p. 137 — 140. Concerning the fevers which appeared in this year, p. 141, 142* 
The proportional fatality of the natural fmall-pox, p. 142, 143 — 145. The age 
when children ftiould be inoculated, p. 143. The women live longer than men, 
p. 144. Chefter peculiarly favourable to the female conftitution, ibid. The propor- 
tion of married to unmarried perfons, ibid. Why Chefter is unfavourable to popu- 
lation, 14c. The proportion of deaths this year, ibid. Table of deaths, ages, and 
conditions, p. 147. Table of difeafes, p. 148, Total of deaths, in the winter, 
fpring, fummer, and autumn, p. 130. Deaths by fmall-pox during the fame time* 
ibid. Deaths by fm all* pox under one year old, ibid. State of population, fm all- 
pox, and fevers, p. 15 1. General bill of the feveral pariflies for ten years, from 
176410 1773, p. 152. General bill for the year 1774, ibid. The numbers that 
die annually in the feveral parifoes, taken upon an average of ten years, from 1764 
to 1773, p. 153. The proportionable number of inhabitants that die annually in 
various places, p. 154. 
Children , their fquinting caufed by covering weak eyes, p. 90, The prepereft age to 
inoculate them, p. 143 — 130. 
Chinefe adulterate the native camphire, p. 169. 
6 T 2 
