INDEX. 



553 



311 J ou some mammalian fossils 

 from the Red Crag of Suffolk, 312. 



Oxygen, ou the determination of, in 

 organic substances, 372. 



Oxyphenic acid, 375. 



Ozonometers of Sclionbein andMoffat, 

 on the relative value of the, 618. 



Pearson (R. W.i) on the determination 

 of bismuth, 204. 



Peat, on the comparative value of, 

 for agricultural purposes, 172. 



Pelouze (M.) on the saponification of 

 the oils in plants,, 372. 



Pentanitrocellulose, 460. 



Perkin (W. H.) on some new colom-- 

 ing matters, 554. 



Phloretine, on two new bodies ob- 

 tained from, 203. 



Phosphorescence oi Agaricus olearius, 

 on the cause of the, 165. 



Photograjjhy, improvements in, 334. 



Pinite, 373. 



Pii-ia (M.) on populine, 376; on ani- 

 lotinic acid, 456. 



Polvhech'a, on the representation of, 

 '548. 



Poole (H.) on the coal of the north- 

 western districts of Asia Minor, 

 79 ; on a visit to the Dead Sea, 311. 



Populine, 376, 



Prestwich (J. jun.) on an artesian 

 well near Kentish Town, 81; on 

 the gravel near Maidenhead, 237. 



Price (Dr. D. S.) on the estimation of 

 sulphur in iron, and on the solu- 

 bility of sulphate of barjta, 169. 



Projectiles, remarks ou the theory of, 

 450 ; on a general construction for 

 finding the maximum range of, 538. 



Propj'lene, new method for the for- 

 mation of, 372. 



Propylenyle, on some reactions of the 

 iodide of, 377- 



Pugh (Mr.) ou the identity of nitro- 

 h;cmatic with picramic acid, 201. 



Purbeck strata of Dorsetshire, on the, 

 307. 



Pyroxyline, ou, 460. 



Quartz, on the density of, after fusion 

 and rapid cooling, 144. 



Qnercitrine and rutinic acid, ou the 

 identity of, 20.}. 



Kammelsberg (C.) ou Volknerite antl 



the steatite of Snarum, 405 ; on 



boronatrocalcitc, 486. 



Rankine (W. J. M.) on axes of elas- 



ticitj and crjstalline form^ 301^ „ 



Reich (F.) pn diamagnetic action, 249. 



Reinsch (H.) on the incandescence of 

 metal wii-es in alcoholic vapour, 

 246. 



Reuss (Prof.) on a coprolitic deposit 

 in Bohemia, 486. 



Reymond (M. DuBois) on a method 

 of exhibiting fine galvanometric ex- 

 periments, 109. 



Rhodonite, on the crystalline form of, 

 196. 



Riess (Dr. P.) on the action of non- 

 conducting bodies in electric induc- 

 tion, 1 ; ou the law of electric dis- 

 charge, 524. 



Rings, coloured, on the phaenomena 

 of, 86. 



Roscoe (Dr. H. E.) on the measure- 

 ment of the chemical action of 

 light, 482. 



Royal Institution of Great Britain, 

 proceedings of, 315, 482. 



Royal Society, proceedings of the, 72, 

 146, 227, 301, 390, 464, 540. 



Rubidge (R. N.) on the geology of 

 some parts of South Africa, 312. 



Ruminantia, chemical examination of 

 the uterine milk of the, 200. 



Rutinic acid and quercitrine, on the 

 identity of, 203. 



Salicyluric acid, 456. 



Salm-Horstmar (Prince of) on the 

 green matter of the Infusoria, 326. 



Salt, density of sea, 146. 



Salter (J. W.) on some new fossil 

 crustaceans, 83 ; on fossil remains 

 in the Cambrian rocks of the Long- 

 mynd, 314. 



Sands of the inferior oolite, on the, 396. 



Sandstones of the South of Scotland, 

 on the, 395. 



Scheutz's (M.) calculating machine, 

 report on, 540. 



Schlossberger (Dr.) on the uterine 

 milk of the Ruminantia, 200. 



Schneider (R.) on the dei)ortment of 



bismuth diu'ing solidification, 18. 

 Schoubcin (M.) ou ozone and ozonic 



actions in mushrooms, 137. 

 Schwarzenberg (M.) ou the separa- 

 tion of nickel from iron, 458. 

 Scrope (G. P.) on the production of 

 volcauic craters, and on the nature 

 of the liquidity of lavas, 477- 

 Scisuiometer, on a new, 87. 

 Sharpe (D.) on the last elevation of ^. 

 the Alps, 85. 



