[ o78 3 



INDEX TO VOL. XVIII. 



Academy of sciences, Ber- 

 lin, 281 ; Copenhagen, 28; ; 

 Stockholm, 282 



jieitf. The cehahic, does not ex- 

 ist, 97 ; anenual exists in 

 zaffer, 97 



, exymuriatk, a cure for 



scarlet fever, 127 



. On the prassic, I 51, 154 



, carbonic, produced by ani- 

 mal substances exposed in dif- 

 ferent gases, 258 



— — , svcdaic. To collect, when 

 making anfiber varnish, 278 



— — — . A new vegetable, 283 



— — , tiilreus. Dulcified, em- 

 ployed to give vinous flavour 

 to spirits from corn, 32c 



Acitfs, Use of, in vegetation, 80, 

 81 ; in medicine, 127 



jtdriample rrd. Process for dye- 

 ing* . 43. 340 



Afinitiis. Experiments respect- 

 ing, 195, 2S9 



j^griculmrf. Culture of orchis 

 root, 359; of analto tree, 273 



Aik'm. Thornton's letter to, 326 



yfir-fimp 'vaj>.yur-l>atb recom- 

 mended, 114 



Amber varnish. Succinic acid 

 produced when making, 279 



America, South, Geology of, 

 26, 172 



Amphihious animah. Curious 

 experiments on, 260 



j^fl/^jji of cantbarides, J45 



Anatomy of polyptcra, 36 



Analto, On culture and pre- 

 paration of, 275 



Anlrnal svbstances, boiieJ, absorb 

 oxygen, 257 



Antiquities, 283,368 



AigUIaceeui earth, tise of, in 

 soil?, 79 



Arronus. On poisoning, 165 

 Arsenical acid in zzffcr, i)j 



ArtUkry. Napier's carious dis- 

 coveries respecting, 53 ; An- 

 derson's, 64 ; Gillespie's, 64; 

 Digges's, 24!$ 



Astronomy. History of, fori 80}, 

 209, Orbits of the new pla- 

 nets, ^ 325 

 Attraction. Curious experiments 

 on, 231 

 Augustine earth exploded, Jpo, 

 287 



Bacon (Friar) led to the disco- 

 ver)- of the telescope, 250 

 Banh^ (Sir J.) account of his 

 majesty's Spanish sheep, 1 4 1 

 Bdtky. On distilling, 108, 31 9 

 Barm. Hint for preserving, 316 

 Barro-M^s travels. Extract from, 

 179, 307 

 Bctrfh'-JJi on spontaneous conn- 

 bustion, 346 



Beaapoil on cantharidcs, 145 

 Berikol!et''s experiment on prus- 

 sic acid, I J2 



Bich'ir, a species of fish, 56 

 Birds absorb osygcn, 261 



Blackmail's oil-colour cakes, to 

 prepare, 268 



Blair on giants, 355 



Blood. Effect of the air on, 



222 



Boiled animai suhitancei absorb 



oxygen, ^ 257 



Books, Astronomical, a! 8 



— — . New, 85, 280 



Beiany, 



