[ 474 ] 

 INDEX TO VOL. LVII. 



A CID, Pi/roligncoits. On manufacture 

 and uscSi of, 10 ; Acclic. Ure on, .50 

 Ajp-iculturc, MS, 231 



Alburtmvi of Oak. Kiu'ght on, 259 



Alkalies. New, 308 



Ammonia, Aqueous. XJte on, 192 



Ampere on Electro-magnetism, 47 



Analysis of Rhubarb, 69 ; of an aerolite, 

 70; of Indian corn, 311 



Animal structure. A prize question, 307 

 Antipathies of plants. A prize question, 

 140 

 Aqxiatic Triton or Salamander. A prize 

 question, 306 



Arctic Land Expeditimi, 72 



Astronomical 2\^otices, 394 



Astronomical Societi/, 139, 222, 273, 305, 

 394,449 

 Astronomical Instrnments. New, 1 46 

 Astronomical Tables, 28, 76 — 77, 129 — 

 130, 179, 182, 197, 260, 269, 353,407, 

 435, 439 

 Atmospherical Refraction. Ivory on, 321, 

 404 

 Atrofia. A new alkali, 308 



liarometricobservatiunx, 74,80,153, 160, 

 235, 240, 315, 397^464 

 Barytes. Test for, 228 



Bear. A tame one, 66 



Behoni's Discoveries in Egypt, 207 

 Blow-pipe. On die hydro-oxygen, 328 

 Boa Constrictor, 463 



Boisgeraud on electro-magnetism, 203, 

 257 

 Books, neu>, 56, 135, 207, 301, 379, 447 

 Bra7ide's analysis of rhubarb, 69 



Campbell's travels, 455 



Canal between tlie Atlantic and Paci- 

 fic, 460 

 Canal Lock. Description of a rfow6fe, 401 

 Cancer. A prize question, 307 

 Carburelted hydrogen. Comp. of, 304 

 Caskmire goats. The Frencli flock, 71 

 Catenary curve. On the, 50 

 Ceres. Geocentric places of, 129, 197 

 Ceylon Uterary Society, 449 

 Chain cables, good conductors, 72 

 Chemical equivalcnls. Urc on, 93 

 Chemical Dictionary Urc's, 56 

 Chemists. Discordant opinions of, 3 

 Chloride of silver. To reduce, 71 

 Chlorine. Urc on, 57 

 Chmmale nflead employed as a dye, 228 

 Chromate of iron in Shetland, 26'5 



Chrome. Native oxide of, 4."(V 



Chronometers. Their rate altered by iron. 

 249; Parkinson and Frodsham's, 314 

 Cicero de Rejmblica, found, 230 



Cinchona. A prize question, 6'> 



Circle. Division into 17 equal parts, lt2 

 CUn-k'sgas blow-pipe. Hare on, 328 



Coal gas. On, as a first mover in machi- 

 nery, 93 ; illuminating power of, 

 241 ; Henry on, 304 



Coal gas compared with oil gas, 241, 

 304 

 Cochrane the traveller, 455 



Cohesion. On the article in Encyclop. 

 Brit., 267, 367 



Coiwt, new, 73, 151, 233, 305 



Comet of 1819. Olbers on, 444 



Compressibility of water, 52, 144 



Consolidated miixes. Steam engines at^ 

 309 

 Corrosive sublimate. Antidote against, 70 

 Crocudite, fossil, 463 



Daturium. A new alkali, 308 



Daussy's Tables of Vesta— a query, 234 ; 

 answer, 395 



Discovery voyage of the corvette Ura- 

 nia, 20 

 Dugong. Account of the, 341 

 Duncan on lettuce opi\un, 84 

 Dynamics. A question on, 455 

 Earthquakes, 141, 147 

 Egypt. Discoveries in, 207 

 Electro-galvanic apjmratus. Improved, 

 284 

 Electro-magnetic erperlments, 40, 203, 

 257, 446 

 Elementary bodies. Ure on, 57 

 Engravers. Exhibition of works of, 229 

 Equivalents, chemical. Ure on, 93 

 Enharmonic organ. Fate of, 2,30 

 Falling stars. On, 346,418 

 Farcy on shooting stars, 346 

 I'ever, putrid. Remedy for, 427 

 Fisher on longitude, and chronometers 

 as affected by iron, , 249 

 Fired stars. Catalogues of, 370 ; new 

 catalogue, 394 

 Fluorine. Ure on, 57 

 Fluxions. A method applicable to the 

 same purpose as Newton's, 177, 200, 

 .■$25 

 Forsler on falling stars, 418 

 French Royal Academy of Sciences, 30*; 

 French Voyage of Discovery, 20 



