646 



INDEX. 



Brixham Cave, report on the exploration 

 of, 514. 



Brodie (Sir B. C.) on the action of elec- 

 tricity on gases, 472. 

 Broraorcin, 76. 



Broun (J. A.) on the 26-day period of 

 the earth's magnetic force, 417. 



Bruce (EL A.), letter acknowledging 

 reception of address by the Queen, 277. 



Budd (Dr. W.), admitted, 1. 



Busk (GO, Royal medal awarded to, 56. 



, report on the exploration of Brix- 



ham Cave. 514. 



Candidates for election, list of, March 7, 

 1S72. 198. 



■ selected, list of, May 2, 1872, 317. 



Carpenter (W. B.), report on scientific 

 researches carried on during the months 

 of August, September, and October, 

 1871, in H.M. surveying-ship 'Shear- 

 water,' 414. 535. 



Cayley (A.), corrections and additions to 

 the memoir on the theory of reciprocal 

 surfaces, Phil. Trans, vol. clix. (1869), 

 22. 



Chambers (C.) on the lunar variations of 

 magnetic declination at Bombay, 135. 



■ on the absolute direction and in- 

 tensity of the earth's magnetic force at 

 Bombay, and its secular and annual 

 variations, 107. 



Cheiroptera, the myology of, 94. 



Chlororein, 73. 



Ciliated infusoria, on some heterogenetic 

 modes of origin of, 239. 



Clark (F. Le Gros), admitted, 379. 



' , some remarks on the mechanism of 



respiration, 122. 



Clark (L.) on a voltaic standard of elec- 

 tromotive force, 444. 



Cleland (J.), admitted. 414. 



•Cochlea, on the structure and functions of 

 the rods of the, in man and other 

 mammals, 370. 



Codeia, action of hydriodic acid on. 8, 20 ; 

 on the polyinerid.es of, 278. 



. physiological action of the poly- 

 merides of, 286. 



Colouring-matters derived from aromatic 

 azodiamines. 431. 



Comet, note on the telescopic appearance 

 of Encke's, 87. 



Coplev medal awarded to J". B. Maver. 

 54." 



Copper nitrate, action of oxygen on. 290. 



Council, list of, 27, 57. 



Crace-Calvert (F.) on putrefaction, 185. 



i on the relative power of various 



substances in preventing or arresting 

 putrefaction and the development of 

 protoplasmic and fungus -life, 187, 191. 



Crookes (W.), researches on the atomic 

 weight of thallium, 475. 



Currents in the strait of Gibraltar, in- 

 vestigations of the, 97. 



Cyanogen, on the solvent power of liquid, 

 67. 



De La Rue (W.), letter relative to the ob- 

 servations taken with the Kew helio- 

 graph, 199. 



De La Rue (W.), Stewart (B.), and Loewy 

 (B.) on some recent researches hi solar 

 physics, and a law regulating the time 

 of duration of the sun-spot period, 82 ; 

 further investigations on planetary in- 

 fluence upon solar activity, 210; re- 

 searches on solar physics (III.), 289 ; 

 corrective note, 290. 



Diffraction-gratings, preliminary note on 

 the reproduction of, by means of photo- 

 graphy, 414. 



Donation Fund, account of grants from, 

 1871, 61. 



Dredging-expedition, on the Echinidea of 

 the 'Porcupine,' 491. 



, report on scientific researches carried 



on in 1871 in H.M. surveying- ship 

 ' Shearwater,' 414, 535. 



Duplication of the cube, approximate geo- 

 metrical solutions of the problems of 

 the, 525. 



Dupre (A.) on the elimination of alcohol, 

 107, 268. 



on the specific heat and other 



physical characters of mixtures of me- 

 thylic alcohol and water, and on certain 

 relations existing between the specific 

 heat of a mixture or solution and the 

 heat evolved or absorbed in its forma- 

 tion, 336. 



Earth's magnetic force, on the 26-day 

 period of the. 417. 

 I Echinidea of the 'Porcupine' deep-sea 



dredging-expedition, on the, 491. 

 j Echinothurida?, 493. 

 Eclipse of the sun (1871) as observed at 



Sholoor, 138. 

 Election of Fellow*, 379. 

 Electric currents, on the induction of, in 

 an infinite plane sheet of uniform con- 

 ductivity, 160. 

 Electricitv, on the action of, on gases, 

 ! 472. 



i Electromotive force, on a voltaic standard 

 of, 444. 



; ELis (A J.), contributions to formal logic, 

 307. 



Encke's comet, note on the spectrum of, 



t 45. 



, note on the telescopic appearance 



of, 87. 



