r 351 ] 



INDEX TO VOL. XXXI. 



Acid. On the oxalic 102,244; 

 on the sulphurous, 174 



AccunCs analysis of Cheltenham 

 waters, 14, 8 1, ao8 



Accum on Ignition by compressed 

 air, 130 



A'tr. On Ignition by compressed, 

 J30 



Alkalies. Apparatus for decom- 

 posing 241 



Allen and Pepys on respiration, 75 



Analyses of Cheltenham waters, 

 14, 81, 208; of pollen of date- 

 tree, 51 ; of urinary concre- 

 tions, 76 ; of barytes andstron- 

 tlan, 148 ; of oxalic acid, i;2 



Antediluinan tuorld. On remains 

 of 230 



Atkins's new hydrometer, 2^4 



Atmospheric air., ivitb biat, effect 

 of on sulphurets, 216 



AsiTonomy. On Vesta, 228, 321 



Banks on naturalizing tender 



plants, ^ 133 



Barytes. Analysis of 148 



Biography. Life of Le Roy, 4 



Birds. Remarks on physiology 



of 171 



Ble^lorough on Vaccination, 309 



Biioks, neiv, 73, 146, 230, 317 



jBwu'e//'j capstan, 267 



Broad's gauge for measuring 



trees, 1 1 7 



Capstan. Boswell's, 267 



Carbon. Remarks on 162 



Carey's meteoruKigical tables 80, 



160, 240, 330 



Carnal on machines, 28, 13^^, 



220, 293 



C^rr on malting, 4r,93, 177 



C belle, I hum ivattrs. Analyses of, 



14, 81, 208 



China. Method of propagating 



tree>in, 1 14 



Coals Machine for raising from 



the pit, 192 



Commerce. Essay on, 8 ; remarks 

 on essay, 200 



Dabncy^s account of a new vol- 

 cano, 324 

 Dalons theory. Scholes's exami- 

 nation of, 69 

 Dahon's Chemical Philosophy, 74 

 Darivinijna, 30;; 

 D tr-trce. t")n pollen of. 51 

 Davy's new eudiometer, 3 ; ana- 

 lysis of barytes and strontian, 

 148 

 Desulphwation ofmetnjs. On, 212 

 D sp usury Repo.ts, 70, 14.^,314 

 D'Oyley^s (Mrs.) method of rear- 

 ing poultry, 120 

 Earths. On the nature of, 273 

 Electrical Kxpex.ment, 1 54 

 Eiaiometer. Davy's new, 3 

 Evans's Life of Le Roy, 4 

 Eyrs. Diseases of, 307 



Farey's Stratification of Matlock, 



Fire. To extinguish in drebse* 

 of females, in 



Funrooy on pollen of the date- 

 tree, 5 1 



Fruit-trees. Chinese method of 

 propagating, 114 



Furnace fed with oxygen, 324 



G ilvanisTi. On light emitted by 



silver in combustion by 67 

 Gases. An union of 69 



Geo'ogy. Stratifica'ifin of Mat- 



lot:k,36; infant state of, 173 

 Gilpin's Alacbine tor raising coals, 



&• . from mines, 192 



Grab im on commerce, 8 j remarks 



on, 200 



G'oombridge. On Vesta, 228 321 

 Giunivrau on desul|,huration of 



metals, 213 



Heat. Action of on sulphuret";, 



214 



Home on the trombar, 7 j 



