INDEX. 437 



EJential oil of rofes, procefs for making, page 347. 



Eton's obfervations on the Britifh trade with Turkey, 262. 



Eudkmeter, defcription and ufe of Guyton's, 191. 



Fabbroni's method of cleaning and whitening prints, 260. 

 Fabricius on the winter flecp of animals and plants, 1 56. 

 Fermentation, electrical experiments on, 5 1. 

 Fever and contagious difeafes, Mitchillian theory of, 177. 

 Fierlinger's procefs for impregnating water with carbonic acid gas, 



416. 

 Fiery eruption, a remarkable one from the earth in Iceland, 1 14. 



in Greenland, 119. 

 Fire-bal/s, Fuida's obfervations on, 66. 

 Frigonfc mixture of muriat of lime anJfnow, experiments with, 76, 



no. 



Frogs and toads found alive inclofed in ftones, &c. 225. 

 Fraclured bones, Turkifh method of fetting, 127. 

 France, National lnititute of, 424. 

 Frofl bitten limbs. Ruffian method of treating, 128. 

 Fuida's obfervations on fire-balls, 66. 



Gafes, apparatus for weighing, 408. 



Geographical intelligence, 109. 



Georgi on the Svvedifh ftone paper, 158. 



Gravitation, experiments on, 32 1. 



Green/a?id, a fiery eruption in, 119. 



Guyton's eudiometer, defcription and ufe of, 191. 



Haftnfraiz on the oxygenation of fnow and rain, 233. 

 Hijlcry, prize qucftion relating to, 420. 

 Hoofc, Robert, his difcoveries prior to Mayow, 370. 

 Human race, comparifon between, and that of fwine, 284. 

 Hurland mine, iilver difcovered in, ill. 



Iceland, account of the fiery eruption there, in 1783, 1 14. 



Impcmal Academy of Sciences at Peterfburgh, trarifa&ions of, 99. 



InfecTm,,, Mr. Cruickfhank on the gafes which deftroy, 396. 



Infectious difcafs, Mitchillian theory of, 177. 



Ink, a new kind of fympathetic, 375. 



Jnfccl, on a new one prejudicial to apple trees, 89, 224. 



Inflitulion, anew one eiiablifhed in London for diffufing knowledge 



and facilitating the introdu&ion of mechanical inventions, 



216. 

 Intelligence, 1 03 , 2 ' 6, 3 1 2, 4 1 9. 

 iron, on the materials ufed in the manufacture of caft, 13, J93, 



2 39- 

 Irr.n, on the primary ores of, 35°* 

 Iron in the blood, obfervations relating to, 103. 

 It on ore, a fingular kind found in Shropfhirtr, 320. 



I" 1" 3 Iron. 



