5 INDEX. 



Catahgue of foreign plants defei-ving attention in N. America, Vol. I. p. 



325- 

 Catarad of Niagara defcribed, Vol. III. p. 17 — Vol. IV. p. 227 its true 



height, Vol. III. p. 23 — and Vol. IV. p. 227 — a fingular appearance 



there explained, 229. 

 Cattle and horfes fatten on fugar. Vol. III. p. 75. 



Ceptde (De la) his diftribution of ferpents into genera. Vol. TV. p. 379. 

 Chalybeate lua'.ers, analyfis of the Briftol, Vol. I. p. 303 — in what dileafes 



recommended, 306, 310, 313. 

 Charcoal, a good conduftor of eleftricity, &c. Vol. III. p. 324. 

 , fpirits of, its deadly effedls propofed as a remedy againft infefts, 



Vol. 1. p. 222. 

 Che?/iical admixtures, their eflPeiSs in producing heat and cold, and the caufe, 



appendix, Vol. I. p. 32. 

 Chefapeak-bay. See Leiues. 



Chimney ( Stajordjljire) defcribed. Vol. II. p. 25. 

 Chimnies, on the conftruiftion of. Vol. II. p. i. caufes of their fmoking, 5, 



10, 12, 13, 14, 15, 16, 17, 232 — how to remedy it, 6, 11, 12, 14, 



15, 16, 17, 18, 23, 232 — a new mode of admitting air into them, 8 



—how to form their opening, 10, 11, 29 — proportions of the funnels, 



10, II, 12 — were not formerly ufed in England, 19 — how conftruft- 



ed at Venice, 18 — mifcellaneous obfervations on, 35 — Aiding plates to, 



recommended, 13 — and defcribed, 2?, 29 — a curious current of air in 



them explained. Vol. II. p. 31 — its ufes, 30, 31, 33. 

 China refembles N. America, preface. Vol. I. p. iii. 

 Chinefe economy as to fuel, Vol. II. p. 32 — mode of warming the ground 



floors, 33. 

 ChoHc, a cure for. Vol. I. p. 23^, 312. 



Cicuta F^nc^z/Jj defcribed. Vol. III. p. 235 — its deleterious quality, 237. 

 Cinchona Canhxa Santa Lucia defcribed. Vol. 11. p. 291 — its virtues furpais 



Peruv. bark, ib. — another fpecies defcribed, 292. 

 Cincinnati, curious difcoveries made in an Indian tumulus at, Vol. IV. p. 



179 — obfervations and conjectures concerning them, ib. p. 181 — ther- 



mometrical obfervations made there, 330. 

 Cloys in America, feme account of valuable ones, pref. Vol. I. p. xi^— a fine 



paint obtained from one, xii. 

 Clearing and cultivating a country, their oppofite effe<5Vs on the inhabitants. 



Vol. II. p. 207 — the one to keep pace with the other, 209. 

 Climate of Ireland, its temperature. Vol. IV. p. 244 — yearly quantity of rain 



there, ib. 

 Climates of N. America, obfervations on. Vol I. p. 251, 272 — Vol. III. p. 



vi. 43, 47, 51, 272 — Vol. IV. p. 225 — how they might be improved, 



246, 

 Clothing worn by Americans defeftlve in fafhion and .nffeils their health, 



Vol. III. p. vi. 

 Clouds felecJricJ how formed and operating. Vol. II. p. 88 — their general 



courfe in America, 99. 

 Coal (pit) when 6rfl ufed in England, Vol. II. p. 19. 



•— ~negle£le4 



