INDEX. 
page 
Smeaton, Mr. remarks on his pear-gage, — - 416 
Sneyd, Thomas, Esq. On the conversion of the substance of a 
bird into a hard fatty matter, - - - 197 
Snow, opinion respecting its use, - - - 76 
Spider’s thread , experiments with, - - - 82 
Spirituous liquors , on the best method of proportioning the ex- 
cise upon them, - - 425 
Steam , observations on, . - - 401 
Sugar , its effect in reducing the apparent strength of spirit, 438 
Sulphur , experiments with, - - 307 
Surrey , register of rain in that county, - - 362 
T 
Tennant, Mr. remarks on his analysis of carbonic acid, - 290 
Thermometer. Description of an instrument called a passage ther- 
mometer, - - - 51 
journal of, at Knightsbridge, - - 230 
at Lyndon, in Rutland, - - 362 
for taking the heat of the body, remarks on 223 
Thompson, Sir Benjamin. Experiments upon heat, - 48 
Topping, Mr. Michael. An account of the measurement of a 
base line upon the sea beach, near Porto Novo, on the coast 
of Coromandel, in May, 1788, - - 100 
Torch , lighted, its use in collecting atmospherical electricity, 228 
TuPvNOr, Edmund, Esq. A narrative of the earthquake felt in 
Lincolnshire, and the neighbouring counties, on the 25th of 
February, 1792, - - 283 
Tusser’s Husbandry, extracts from, with remarks, - 365 
Twilight of Venus, observations on, - - - 309 
of the moon, observations on, - - 337 
V 
Venus , on the atmosphere of, - - 309 
W 
Water, immersion in, experiments and observations on the influ- 
ence of it, - - - 199 
— — cold, poured on the head, its effects, - - 218 
— — - of Kilburn wells, analysis of, - - 115 
