INDEX. 



sSj 



PulnHnating mercury. Accident- 

 al explolion of, 285 



Furnace for confuming its own 

 fmoke, . 65 



Galvanifm. Known 27 years 

 ago, 90 : Pidtet on, 149 : ex- 

 periment on blood, J 89 : gold 

 deflagrated, 189: gunpowder 

 fired, 190 : Davy on, 202, 

 326: may be excited by the 

 arrangement of fingle metallic 

 plates with different ftrata of 

 fluids, 203 : Dr. WoUafton's 

 experiments, 206 : compared 

 withele(ftricity,207 : National 

 luftitute on, 271: Biot's opi- 

 nion, 272 ; Guyton's experi- 

 ments, 272: Gantlienet's ex- 

 periments, 272 : effefts in tlie 

 mineral kingdom, 275 : gold, 

 iilver, copper, lead, tin, and 

 iron deflagrated, 284, 285 : 

 French National Inftitute on, 



301 



G^feQUs oxide of carbon. On, 



Ga/es. Hiftorical particulars re- 

 fpefting, 193 : apparatus for 

 keeping feparaie, 253 : to im- 

 pregnate, 2 ,-4 

 Geography. 217, 361 

 Georgia. Defcription of the ca- 

 pital of, 221 

 Germination. Experiments on, 

 158, 279 

 Gilding of iron or fleel. Procel- 

 fe? for, 144 

 Gmc/in's hiflory of thegafcs, 193 

 Goat-fhim. ' To tan, 23 

 Goths. On the. A prize quef- 

 tion, 81 

 Grafting, Origin of, 269 

 Greek fire. How ufcd, 242 

 Guerin i portable barometer, 362 

 Guyton on the effcfts of gal- 

 nifm in the mineral king- 

 dom, 275 : on icfpiration, &c. 



278 

 Cuyton s analyfis and fyntheCs oi 



toL.XI. 



alkalies atid earths, examined 



by Darracq, 344 



Gypfiferous muriate of foda, 2'il 



Hager's Babylonian infcriptions, 



263 

 Hahn, Von, on the fun, 39 



Hatchet's difcovery of a new me- 

 tal, _ 177 

 Haydn elefted an aflociate of 

 French National Inftltute, 379 

 Hemmer on the influence of the 

 fun on the barometer, 1 (j i 

 Hemp. Hiftory of, 85 

 Herculaneum. On the deftruc- 

 tionot^ 85 

 Heron on the chariot way-wifer 

 and pedometer, 38 : on ma- 

 thematical and phyfical rea- 

 foning, 294 

 Hieroglyphics. A key to the, 284 

 Hints for artifts, &c. 144 

 Hijlory. A prize queftion, 269 

 Home, Evcrard, Efq. on a new 

 animal, 268 

 Huml/oldt's letter toLALANDE,on 

 the magnetic variations in dif- 

 ferent longitudes and latitudes. 



Hydro-carbonate. To decom- 



pofe, 89 



Hygrometer, A new, 1 b6 



Infcriptions, Babylonian, Dr. Ha- 



geron, 263 



LfeBs, deflruBive, found in Ruf- 



fia, 140 



JnfeSs, A new kind of, 278 



Ipecacuanha. Subft.itute for, 206 



Iron furnace. Singular explohon 



of an, 92 



Iron, to gild, I44: blue oxide 



of, 281 ; on the converfion of, 



into fteel, by means of the 



diamond, 28y 



Jablonoufhy Society, 2Cg 



Jameis poiuder. On the prepa- 

 ration of, 108 

 Jcjerfon (Prcfidcnt) elefted an 

 B 1» alFuciate 



