INDEX. 



475 



FferfericA: on ruins of Babylon, 213 

 Fruit-gatherer, Lane'a, 163 



Fulminating gold. New kind, 69 



Gat 2lLumination. Comparison of coal 

 and oil fas, 37 j Clegg's improved 

 apparatus for, 138 



Geoliigkal Sucirty of London, 226 



Geoligiral poiiiiun of strata round St. 

 Petersbuigii, 323 



Geology of Lor h Leven, 113 



Giinbnnat on Zoogene, 65 



Glacier. Fall of the Weisshorn, 375 

 Goodwin's system of horse-shoeing, 300 

 Gray, (Major) African expedition un- 

 der 396 

 Greeiiougli's Geoli.gical Map. On, 379 

 Gum, produced from saw. dust, 53 j 

 from linen, 5i, 118; f.-om silk, 122; 

 action of sulphuric acid on, 123 

 Harrison on plague, 20 

 H lyes on plague, 15 

 Hises, New system of shoeing, SCO 

 //«<<o?i'j letter to Laplace, 81 

 Huttnn fDr. Charles) On the divining- 

 rod. 465 

 Hydr^phbia. Method of cure, 74 

 Hydrc-pneumalic apparatus. Cuthbert's, 

 249 

 Itiglis on geology of Loch Leven, 1 1 3 

 Iodine. Van Mons on, 207 

 Iron bridges. On expansion and con- 

 traction of, 248 

 Islnnds. Newly discovered, 235 

 Ivory pape<; to make, 179 

 Jacob on a new membrane in the eye, 

 123 

 Jameson's Mine-aUgy. On, 31 , 24 1 , 352 

 Jarr.ieson's marine thermometer, 394 

 Knghi on the origin of the peach, 199 

 La Braume on medical electricity, 57 

 Lani^ uimtii contain contagion, 13 

 Laiie'i fruit gatherer, 163 

 La- kin on solid geometry, 144 

 Learned S'ineties, 60, 140, 225, 383,464 

 Li^lit. On a new property of, 183; 

 Formau on, 417 

 L'gntoTds b dies converted into gum, su- 

 gar, &c. 53, 118 

 Lmnean S^riely, 384 

 Literature. Valuable discoveries in, 309 

 Local aitfoctf.n. Error in table of, 357 

 Lou-e on gas illumination, 37 

 Mac Cui.och on sandstone, 148; on co- 

 uilc, 306 

 Mac Lean on plague, 26 

 Magnfitr attructiuTis. Barlow on, 132; 

 Zachon, 148 

 Magnetic fluid. On distribution of, in 

 massci of iron, and efTects on com- 

 patt, 44 1 



Magnetic variation. Change of, 394 

 Manure. Important source for, 59 

 Marine thermometer. Importance of, 

 394 

 Medical economy of ships, 3 



Miteoric iron. Sowerby's sword of, 49 

 Meteorology, 77, 159, 238, 316, 399, 

 472 

 MeikWs Reply to Riddle on lurur ob- 

 servations, 242 

 Mildew in wheal, to prevent, 72 

 Minarets at Ahmedabad, 513 

 Mineral animal tnalter, 65 

 MineraUgy. On Professor Jameson'* 

 system of, 31,241,352 

 Mitchell on plague, 20 

 Mock-svn seen at Hartfield, 396 

 Monge, (Caspar) memoir of, 175 

 Morphia. Method of obtaining pure, 

 468 

 Moveable incdorous conveniences. On, 59 

 Naval architecture. Hints respecting, 

 161 

 A^^vwjon on plague, is 

 Norlh-west passage. On, 233 

 Observatories, new, 585 

 Olive oil. Test for, 238 

 Opium. On preparing, )(;4 

 Oriental astronomy, 314 

 Parhelion seen at Hartfield, 396 

 Paikes on origin of tin-plate, 366 

 Patents, new, 77, 150, 237, 313, SS7, 

 470 

 Peach tree produced from an almond, 

 199 

 Phoenician galley found in a cave at the 

 Cspe of Good Hope, 31 1 

 Phospnnric and in vegetables, 66 

 Pigment!, new and useful, 67 

 Plagiarisms. On alleged French, 321 

 Plague. Report on contagion in, 8 

 Pole star. Apparent place of, 401 

 Poa>e/i on plague, 18 

 Pri.iii/. Defence of, ]iO 

 Prolaennthionic acid. How obtained, 359 

 Prussiate of ammonia and iron, to pre- 

 pare, 2Sl 

 Purple. A durable, 68, 69 

 Pym on plague, 8 

 Rain, red, 77, 231 ; black, 77 

 Ridrile on the lunar observations, 219; 

 Meikle's reply, 24'2 

 Rockets. Improved, 148 

 R'ick-sall found at Moyenire, 149 

 Ruyal Academy 0/ Sciences, Paru, 60 



, Nuple^, 61 



Rcyal Society, 00, 140, 225, 383, 464 

 Royal Society of Sciences, GottiligeiJ,6l 

 Sainl Fond's museum, 65 



Salt, benefit of, in feeding stock, 70 



