400 INDEX. 



Barometer, periodical rise and fall of, 396. Description of a 

 mountain-barometer, 277-279 



Baryta, composition of the muriate of, 384 



Bauer (Francis, Esq.,) microscopical observations of, on the sus- 

 pension of the muscular motions of the vibrio tritici, 326 



Beavan (B., esq.) Notice of the observations of, on the heights of 

 places in the trigonometrical survey of Great Britain, 330 



Benzoic Acid found in the ripe fruit of the clove-tree, 378 



Berthier (M. P.) On the sulphurets resulting from the reduction 

 of some sulphates, by means of charcoal, 100-102 



Berthoud (F.) Observations of, on the dead escapement, with re- 

 marks, 2-8 



Bidone (M.) Hydraulic experiments of, on the propagation of 

 waves, 370, 371 



Bizio (M.), experiments of, on the colouring matter of the blood, 

 173, 174, and on evitrogene, 174, 175, 176 



Blood, examination of, and of its action on the different phenomena 

 of life, 115-123. On the colouring matter of the blood, 173, 

 174 



Blowpipe, combustion by, underwater, 167. Supports for the ig- 

 nition of particles by, 379 



Boa Constrictor, urate of ammonia found in the excrement of, 177 



Boletus Igniarins, observations on, 185 



Books, (scientific), analysis of, 134-138, 301-347 



Borax, constituent parts of, when deprived of its water of crystal- 

 lization, 394 



Boracete, analysis of, 394 



Boyd (Mr. Win.), observations of, on Mr. Rider's rotatory steam 

 engine, 268-270 



Brande, (\V. T., esq.), outline of his course of lectures on chemis- 

 try at the Royal Institution, 191, 192. Observations on the ul- 

 timate analysis of certain vegetable salifiable bases, 279-286. 

 Notice of his course at Apothecaries' Hall, 399 



Brooke (H. J. A., esq.), description by, of some undescribed mi- 

 nerals, 274-277 



Butter, comparative examination of the acid of, 112, 113. Facts 

 subservient to the history of cow-butter, 1 14, 115 



Cadmium, from zinc works, 383 



Camp, (Roman), at Mitchley, near Birmingham, described, 24- 

 26 



Cape of Good Hope, account of some parhelia seen at, 365, 366. 

 And of a remarkable grotto in the interior of that country, 272- 

 274 



Carbon, experiments with the sulphurets of, 99. Notice of crys- 

 tallized carbon, 162 



Carbonate of magnesia, existence of, in the urinary calculi of her; 



