t 372 ] 



INDEX TO VOL. XXII. 



AciDf formic. On, 49 



Africa, Travels in, 287 



Africa. On interior of, 3^8 



Agriculture. On, 6^, 79, 90, 



212 



America, North. Nat. hist, of, 

 97. 204 

 America, South. Travels in, 54 

 American Indians of Asiatic ori- 

 gin, 209 

 Analysis of a mineral from Der- 

 byshire, 35; of milk, 176; 

 of smut of wheat, 1775 of 

 guano, 177; of opium, 178; 

 of cerite, I93 

 Animal Ife. Patent for sustain- 

 ing, _ 369 

 Animal substances. Experiments 

 on, 173 

 Antiquities, 188,363 

 Antoni on velocity of musket 

 balls, 228 

 Ants. On, 49 

 Aptera. On the, 50 

 Aquatic animal. New, 1 35 

 Arcy {iP) on velocity of projec- 

 tiles, 227 

 Artillery. On, 220 

 Arts, fine. Academy of, 90 

 Arts, fine. A prize question, gi 

 Astronomy, 93, 190, 353, 360, 



367 

 Atmosphere free from hydrogen, 



174 

 Axletrces. Patent for, 95 



^,7r^^/-V patent, 287 



Barometer. Un the, 357 



Barton (Dr.) to M. Lacepede, 

 97, 204 



Barytcs. On, 218 



Batey's patent, 369 



Bergman's projected journey, 



188 

 Ber^elius's discovery of cerite, 



'93 



Bevati^s patent, 191 



Biot on formation of water by 

 compression, 173; on mag- 

 netism, 248, 299 

 B/rJs, On, 2O4 

 Biography. Life of Priestley, 1 66 

 Blight of wheat. On, 68 

 Blunt'' s patent, 19 1 

 Bolschoi's (t)r. ) captivity and 

 ransom, 186 

 Boazi's patent, 369 

 Bonpland's travels, 54. 

 Bossut on velocity of projectiles, 

 220 

 Books. New, 171,284,340 

 Botany, 90 

 Bramafys patent, 95 

 Bread made of the flowering 

 rush, 284 

 Bridles- Patent for, 190 

 British Institution. The, 88 

 i?ro,//V'.[ patent, "191 

 Brtmcl's patent, 190 

 Burtojis (Dr.) case of hydro- 

 phobia, 257 



CaldtvelPs patent, 370 



Combustion. Patent for maintain- 



, ing, 369 



Candlesticks. Patent, 369 



Cannon bulls. Velocity of, 220 



Caoutchouc. Tubes made of, 340 



Carey's meteorological table, 96, 



192, 288, 371 



Carriages, 



