INDEX. 



bited before theHorticultural Society, 

 50 



Bild<;tein, analysis of, 171, 173 



Blagden, Sir C. on the velocity of fire- 

 balls, 82, 85 



Bonpland, see Humboldt 



Borch, Count, mistake of, in his de- 

 scription of the lava of ^tna, 2^47 



Bonvoisin, Dr. on pysites and native 

 gold dust, 269 



Braconnofs experiinent«, controverted, 

 102, 323 



Brande, Mr. 375 



B'rassica napus, a new variety of, 168 



Brisson, M 106 



Brochant, M. on native gold dust, 267 



Brodie, Mr. his experiment on the 

 structure gind uses of thp spleen, 375 



Brydone on shooting stars;, 83 



Bry, De, extract from his " Voyages,'' 2 



Buch, M. X>e, on the crystals included 

 in volcanic lava, 183, 245 



Buchanan, Dr. his description of the 

 gay^l, or Indian ox, 203 



Bwcholz, C.J. his expeiiments o.n mo- 

 lybdena, JSlj 188, 263 



C on the effects of galvanism on ani- 

 mals, 373 



Calcareous mountain, geological re- 

 marks on, 62 



<!lalculus of the urinary passages, ana- 

 lysis of, 317 



Carne, Mr J, his account of the Relis^ 

 tian tin mine, 24 



Caulcj, M. on the saccharine diabetes, 

 230 



Celliilaria bassani, a new genus of in- 

 sect, 319 



Chalk, French, analysis of, 175 



Cbampeaux, 94, 96 



Chapman, Mr. 221 



Chen^vix, Mr. 34 



Chronometers, improvements in, 224 



Ciecd, P.ter, tixtraci from lus "Chro- 

 aiciey 3 



Cltis, pond of, how drained, 88 



Clairaat's system of gravitation, 20ft 



Clement, M. 326 



Clift, Mr. 375 



Clifton, Mr. T. question by, respecting 

 the ignition of tinder by compressed 

 air, 278 



Clusius, on the introduction of the po- 

 tato to Spain and Italy, 2 



Colebrook, H. T. Esq. his description 

 of a new species of ox, named Gay- 

 il, 201 



Cold, supposed radiation an4 reflectio{l 

 of, 341 



Compensation curb for timepieces, 158 



Compensation pendulum, 214 



Cordier, M. on the geometrical charac- 

 ters of yenite, 141 



Cpromgjidel coast, measure of a degree 

 at, 40 



Court, M- De la, 59 



Crystals in lavas, 176, 242 



Crystals, spurious, 93 



Cucumber, a mule, described, 221 



Cuvier, on the structure and offices of 

 the spleen, 376 



D. 



Dal ton, Mr. his experiments on com- 

 prcsssed air, 279, 326 



Paniel, Mr. F. C. his description of ar» 

 apparatus to secure persons from sinkf 

 ing in water, or to act as a life-pre- 

 server when shipwrecked, 281 



Direct, 272 



Daubenton's description of the stomach, 

 of the hippopotamus, 13 



Davy, H. Esq. on some new pheno- 

 mena of chemical changes produced 

 by electricity, particularly the de- 

 composition of the fixed alkalies, and 

 the exhibition of the new substances 

 which constitute their bases j and on 

 t^ie genera! nature ot alkaline bodies, 

 290, 3ijl 



Day, David, Esq. on the advantage dc 

 rived from plantations of aih-trees, 

 362 ■ 



P«a4 



I 



