INDEX to VOL. III. 



AbERNETHY (Mr.), notice of the 

 late, 81. 



Absorption of light, 322 ; by colored 

 media, on the phenomena of, 475. 



Acetous fermentation, on, 406. 



Achromatic eye-pieces, 89. 



< lens, concave, adapted to the 



wired micrometer 268 ; negative, 

 284. 



Acoustic figures, 49, 180 ; perfect and 



imperfect resultants, 181. 

 Adam (W.) on the osteological forms 



of the human race, 207, 294. 

 Addison (W.) on an extraordinary 



meteor, 159. 

 Adelaide (Queen), address of the pre- 

 sident and council to, 35 ; Her 



Majesty's answer, 35. 

 iEtna, magnetic experiments on, 163 ; 



account of the eruption in 1536,316. 

 Africa, magnetical experiments made 



on the coast of, 130. 

 Air disengaged from the sea over the 



site of a volcano, 94, 184, 196, 284. 

 Airy (Prof.) on an inequality of long 



period in the motions of the Earth 



and Venus, 77, 108. 

 , the Copley medal adjudged to, 



89. 



, report on Barlow's fluid-lens 



telescope, 246. 



, report on M. de Humboldt's let- 

 ter on terrestrial magnetism, 418. 



Allan (T.), notice of the late, 227. 



America, North, observations on the 

 western coast of, 471. 



Ampere (M.), notice of, 440. 



Amphibious animals having four di- 

 stinct hearts, 165. 



Ammonia, sesquicarbonate of, 207. 



Ammonia and carbonic acid, on the 

 combinations of, 207. 



Analytical operations, theory of, 456. 



Animal life, muscular fibre of, 484. 



Animals, hereditary instinctive pro- 

 pensities of, 476. 



, hybernating, on the sleep of, 106. 



, on the crystalline lenses of, 194, 



366. 



VOL. III. 



Anniversary Meetings, Nov. 30, 1830, 

 6; Nov.30, 1831,78; Nov.30, 1832, 

 140; Nov. 30, 1833, 215; Dec. 1, 

 1834,302; Nov.30, 1835,348; Nov. 

 30, 1836, 428. 



Arago's magnetic phenomena, on, 93. 



Arctic expedition, discussion of Capt. 

 Back's magnetical observations, 394. 

 400 ; on a north-west passage, 484. 



Arm, on the muscles of the, 405. 



Arnold and Dent (Messrs.) on glass ba- 

 lance-springs in chronometers, 391. 



Arseniates, phosphates, and the modi- 

 fications of phosphoric acid, re- 

 searches on the, 200, 209. 



Arsenic, method of detecting, 6. 



Articulation, on, 103. 



Artificial water cement, on, 42. 



substance resembling shell, 375. 



Arundel manuscripts, exchanged for 

 books, 87, 156 ; cash account, 243, 

 312, 360. 



Ascidiae, on, 270. 



Asphyxia, on, 105. 



Astronomical circles, on dividing, 351. 



observations, Harriot's, 125. 



refractions, on the, 301. 



Astronomy, physical, 16, 51, 59, 75, 

 98, 101, 109, 121, 128, 137, 209. 



Atholl (Duke of), notice of the late, 10. 



Atmosphere, action of plants upon, 

 364; constitution of the, 485. 



of Mars, 71, 158. 



Atmospheric electricity, chemical ac- 

 tion of, 29. 



tides, observations made with a 



water barometer, 134. 



tides of Dukhun, 296. 



Atomic weights, on, 196. 



Attraction, local, of ships, 43. 



Aurora borealis, its influence upon the 

 intensity of terrestrial magnetism, 

 37, 186 ; nature and origin of, 295; 

 an electrical phenomenon, 295 ; of 

 Nov. 18, 1835, 361. 



Babington (Dr. W.), notice of, 227. 

 Back's (Capt.) magnetical observations, 

 discussion of, 394, 400. 



