Corneen Stone, or cacholong, 32 1 

 Correfpondent, a, on the ftate of pro- 

 vincial, fcientific and literary focieties, 



Croiine, Dr. his difcovery of the expan- 

 fion of water prior to freezing, 340 



Crow, an American, Anecdotes of, 194 



Cruickfhank, Dr. 59 



Cumberland, G. Efq. on the difeafes of 

 corn, 145. — On a project for extend- 

 ing roads on an inclined plane, 266 



Curaudeau, M. 374 



Curriers' fpent oil, 220 



Curwen, Mr. on draining lands, 177 



Cuthbertfon's improved air-pump, 306, 

 369 



Dalton, Mr. on Count Rumford's ex- 

 periment relating to the denficy of water, 

 23.— -Remarks on, 180. — Experiments 

 on fluids, 134, 343 



Davy, H. Efq. on the analyfis of foils, 

 81. — On nitrous oxide, 249, 255 



Decamdra, Mr. 35 



Delauny, Mr. 303 



Defcotils on the decompcfition of fulphate 

 of lead by muriatic acid, 221 



Devon iron-works, 55 



Deyeux's difcovery of artificial tan, 327 



Difpatches, propofed method for expedi- 

 tious conveyance of, 266 



Dodun, M. on factitious puzzolana, 331 



Draft of a chimney uicreafed by the ad- 

 mi fTion of fteam, 2 



Draining land, experiments on, 177 



Du Hamel, 233. — On the fap of trees, 

 309, &c. 



Dundonald, Lord, on the analyfis of foils, 

 Si 



Dye-houfes, 125 



INDEX. 



Electrical machines, improvement inj 



103 

 Electrical conductors, 297 . 



E, 



Elecampaine r0 ot, experiments on, 97 

 Electric fpark, may confift of light driven 

 " from comprefied air, 214 



Elkington, Mr. objection! to his mode 

 of making drains, 177 



Enquirer, an, on initances of wafteful 

 negligence in certain northern fifheries, 

 269 



Excitability of the parts of animals by- 

 gal vanifm, 100 



F. A, his account of thermometers for 

 registering temperatures in the abfence 

 of the obferver, 215 



Faujas, on the eruptions of ancient voir 

 canoes, 331 



Fire-arms, on the initial velocity of pro- 

 jectiles difcharged from, 41 



Fire- works unknown in Europe, def- 

 criptioh of, 273 



Fifher, Mr. his improved method of 

 blafting rocks, 172 



Fluids, conducting power of, 133 



Fogget, M. on blafting rocks, 60 



Force, power, rife and application of the 

 terms, 8.— Definition of, 9 



Fortification, prizes in, given by the 

 French minifter of war, 300 



Fofter, Dr. 131 



Fothergil, 250 



Franklin, Dr. 297 



Froft, perpetual, prevalent in the aby-fies 

 of the ocean, 22,0 



Fryer, Mr. Michael, 225 



G. 



Gallois, fee Beaunier. 

 Galvanifm, 59.— New difcoveries in, 99 

 Gafeous oxide of carbon, fee carbon 

 Gafes, comprefied, affinities of, 368 

 Geneva, Lake of, fudden and irregular 

 fall of, 198.— Explanations by various 

 authors, »co,~ Singular appearance of, 

 b * ac* 



