432 Index. 



Quartz veins, effects of, described by Rozet, 395. 



Redfield, M., his observations on the law of storms, 361. 



Rees, G. O., M.D., on the supposed existence of fluoric acid, as an 

 ingredient in certain animal matters, 90. 



Register of mean temperature, &c. at Applegarth, by Wm. Dunbar, 

 D.D., 112. 



Reich, Professor F., researches on the electrical currents in the me- 

 talliferous veins of ' Himmelfahrt, near Freyberg," 1. 



Robison, Sir John, on the application of steam to navigation, 43 



on the best means of burning gas for supplying heat, 29 1 • — on 

 the best means of burning gas for the purpose of illumination, 293. 



Roses, on the cultivation of, 326. 



Royal Society of Edinburgh, proceedings of, from December 1839 

 to February 1840, reported, 400. 



Russell, J. Scott, F.R.S.E., his description of a polyphotal lamp, and 

 reflector of single curvature, employed in steam-vessels and 

 canal-boats, 193. 



Salt, recent deposits of, 420. 



Sang, Edward, civil-engineer, his essay on the construction of oblique 



arches, 301. 

 Scandinavia, its geology noticed, 387. 

 Serpentine, crystals of, 418. 

 Shaw, John, on the growth of the salmon, from the exclusion of the 



ovum to the age of two years, 400. 

 Snarum in Norway, observations on the serpentine of, 418. 

 Spring water containing oxides of tin and copper, 420. 



Tea, on the manufacture of, and on the extent and produce of the 

 tea-plantations in Assam, by C. A. Bruce, Esq., 126. 



Temperature of vegetables, experiments on, by M. Dutrochet, 103. 



Traill, Dr., on the means employed to prevent forgeries of bank 

 notes, bills of exchange, checks, &c., 404. 



Wernerian Natural History Society, proceedings of, 199, 407. 

 Wilkinson, J. G., his observations on the present and former levels 

 of the Nile, 211. 



Zoological instructions of the Royal Academy of Sciences, Paris, for 

 the scientific expedition repairing to the North of Europe, by 

 M. J. Geoffroy Saint Hilaire, 53. 



for the British Antarctic expedition, 72. 



Zoology of the voyage of H. M. S. Beagle, No. 1. Part IV. Fishes, 

 noticed, 423, 



Zoology of South Afriea, 424. 



VllINTKD I!Y NElL\xj&/ip9j^"c^.jtt^;^i/MARKKT, EDINBURGH. 



