INDEX. 



Lyall, R. Esq. on the British species of 

 drosera, 10!) — On the expansion and 

 closing of the passion-flower, 109 — A 

 query, have plants volition? 112 — On 

 llie irritabiUty of the barberry, 314 

 M. 



Macartney, J. Esq. on Inminous animals, 

 concluded 41 — See Animals 



Mackenzie, SirG. communication from, 

 relative to the hot springs of Iceland, 



• *c. 78 



Magnesia a preventive of the forma- 

 tion of uric acid, c(^nsequently adapted 

 to remove calculous complaints, 125 



Mathematics, recent publication of a 

 complete course of, 382 



Medical lectures for the spring, 159 



Metallic arborization, 1 12 



IMetallic bases, see Bases, and Alkalis 



Metalloids, alkaline, observations and 

 experiments on, 241, 359 — Berthol- 

 let*:i remarks on water in potash, not 

 to be expelled by heat, apparently 

 incompatible with the theory of the 

 decomposition of potash by galvanism, 

 £41— Mr. Davy's calculation of the 

 dryness of potash formed from potas • 

 «ium, liable to uncertainties, 243— 

 Comparison of the neutralizing powers 

 of fused potash, and potash from po- 

 tassium, 244, 365 — Hypotheses v>f 

 C^y-LusSac, Thenard, Mr. Dalton, 



" "^r. I^av'y, and Mr. Murray, review- 

 ed, 245, 362.— Arguments in favour 

 of Mr. Murray's hypothesis, 24G — 

 No" reason why hidrogen should de- 



' stfoy fhetallic properties, if it be not 

 itself a'meta!, 247 — Metallit bases 

 of the alkalis yet unknown to us, 

 247— No proofs that hidrogen is the 

 general metallic principle, 247— So- 



■ hibility in water of the alkalis 



^" considered' as oxides, 247 — Source of 



the properties that distinguish the al- 



' ta'ti?,' dearths, and metallic oxides, . 

 248— See Acid. ■ ' 



Meteor seen in Connecticut, in Decem- 



^' W, M'8t57, account of, 89, 206— 



Methods of determining the place of 



a meteor, 90— Calculations from the 

 several accounts, 211 — Course and 

 height of the meteor, with the space 

 passed over by it, and its velocity, 

 216— Its magnitude, 217— Quantity 

 of its contents, 218 — Did not appear 

 to fall to the Earth, 218 



Meteorological Journal for December, 

 80— ^January, 160— February, 240— 

 March 320 



Meteorological table, on an enlarged 

 scale, kept at Turin, 382 



Merther, peculiar soil found in the pa- 

 rish of, analysed, 180 



Military rockets, see Rockets 



Mineralogy of Iceland, 78— Of the Val- 

 ley of Pentlaud, neiu Edinburgh, 376 



Montgolfier's invention of an economical 

 process for evaporation, 273 



Munich, memoirs of the Royal Aca- 

 demy at, 383 



Murray, J, Esq, on the nature of oxi* 

 muriatic acid, and its relation to 

 muriatic acid, 132— ■Replied to by- 

 Mr. Davy, 193— Mr. M.'s answer, 

 294 — On the alkaline metalloids, 

 with experiments, 241 — Arguments 

 in favour of his hypothesis, 246, 359 



Myrrh, analysis of, 234— Properties of 

 its gum, 235— Its resin, ,56 — Prin- 

 cipal characteristics, 237 

 O. 



Olibanum, analysis of, 344— ^Properties 

 of the gum, 345 ; of the resin, 346 



Oleaginous compound, see Compound 



Olefiant gas, its description, 328 — 

 Formation, 329— Specific gravity, 

 329— Properties, 330— Results of ex- 

 periments on, 331 — Compositipn, 332 



Oxides of iron, see Iron 



Oximuriatic acid, see Acid 

 P. 



Palmaroli, M. his success in transferring 

 fresco paintings to canvas, 381 



Parallax, annual, of the star a lyres, 

 with observations on Dr. Bradley'j| 

 formula for refraction 317 



Parsneps, culture of, in Jersey, forfeedt 

 in^ cattle, 37 — Soil and mode of cijl-r 



i 



