SECTIONS. INDEX OF SUBJECTS. 



Voltaic circle, Prof. Graham on the theory 

 of the, 1839, 20. 



circle, simple. Prof. Schonbein on the 



electrolysing power of a, 1842, 30. 



combination, Dr. Andrews on its in- 

 fluence on chemical action, 1838, 69. 



- decomposition of alcohol, Prof. Con- 

 nellcnthe, 1840, 81. 



«" ' ■ and ordinary electricities, J. G-oodman 

 on the cause of dissimilarity of the, 1842, 

 18. 



• ignition, W. R. Grove on the peculiar 



cooling effects of hydrogen and its com- 

 pounds in cases of, 1848, 54. 



phenomena, W. Sturgeon on a pecu- 

 liar class of, 1840, 86. 



reduction of alloys, C. V. Walker on 



the, 1845, 30. 



Voltameter, Rev. Dr. Robinson on the influ- 

 ence which finely divided platina exerts 

 on the electrodes of a, 1846, 46. 



Volume theory, C. M. von Bose on the, 

 1860, 71. 



Volumeter, notice of Dr. Hare's, 1836, 46. 



Voluta abyssicola, a Hving representative of 

 a group of fossil Volutes, L. Reeve on the 

 discovery of, 1849, 64. 



Volutor, Rev. J. Booth on the, an improved 

 instrument for describing spirals, invented 

 by H. Johnson, 1858, 207 ; 1860, 60. 



Vorticella, notice of alargespecies of, 1842, 68. 



Wages and prices during the years 1842- 

 1849, comparative statement of, by G. R. 

 Porter, 1849, loi. 



Wakefie.d convict prison, influence of va- 

 rious circumstances in causing loss or 

 gain in the weight of the prisoners in, by 

 W. R. Miner, 1859, 139. 



Waldheimia australis, A. Hancock on the 

 anatomy of, 1856, 94. 



cranium, L. Barrett on, 1855, 107. 



Wallflower, Prof Aliman on a singular mon- 

 strosity in the, 1851, 70, 



Wallsend colliery, G. Clark on the evolution 

 of gas in, 1852, 124. 



War, on the application of combustible 

 compounds to be used in, by J. Macintosh, 

 185», 214. 



Warming and ventilating buildings, Mr. 

 Ritchie on, 1840, 214. 



buildings by hot water, G. Gurney on 



the possibility of fire from, 1841, 49. 



Washing-machine, atmospheric, notice of 

 J.FisJier's, 1860, 210. 



Waste lands. Dr. W. P. Alison on the re- 

 clamation of, 1850, 147. 



Watches, notice of Mr. Abraham's process 

 for demagnetizing the steel balance-wheels 

 of, 1831-32, 60. 



Water, Prof Tvndall on air-bubbles formed 

 in, 1851, 26.' 



, Prof Oersted on the compressibility 



of, 1833, 353. 



—^ — , W. R. Grove on its decomposition into 

 its constituent gases by heat, 1846, 48. 



Water, J. P. Gassiot on the decomposition 

 of, by the galvanic battery, 1853, 39. 



, Dr. T. Andrews on the polar decom- 

 position of, by common and atmospheric 

 electricity, 1855, 46. 



, J. F. Bateman on the discharge of, 



1852, 124. 



, F. C, Bake well on the conduction of 



electricity through, 1851, 6. 



, Rev. Dr. Robinson on the electrolysis 



of, 1847, 52. 



— — against water, J. I. Hawkins on the 

 friction of, 1843, 99. 



, R. Rawson on the friction of, 1849, 3. 



, J. Jeffreys on the solvent power of, 



on siliceous minerals, 1840, 124, 



, J. P. Joule on the heat of vaporiza- 

 tion of, 1849, I. 



, on the quantity of heat developed by, 



when rapidly agitated, by G. Rennie, 

 1856, 165 ; 1857, 190. 



, on the quantitative estimation of the 



soluble combustible contents of a, by J. 

 S. Brazier, 1859, 257. 



containing a salt of magnesia only, 



and water containing a salt of magnesia 

 and a salt of lime, D. Campbell on the 

 action of the soap-test upon, 1850, 49. 



and sulphuric acid, B. Stewart on the 



mutual action of, 1855, 70. 



, Prof. Aliman on the cause of the phe- 

 nomenon of the coloration of large masses 

 of, 1852, 64. 



and air of towns. Dr. R. A. Smith on 



sulphuric acid in the, 1851, 52. 



, J. I. Hawkins on methods of filtering, 



1838, 163. 



, on the filtration of, for the supply of 



towns, 1844, 102. 



, on a new method of ascertaining the 



quantity of organic matter in, by Prof. 

 Forchhammer, 1849, 37. 



, on the supply and purification of, by 



T. Spencer, lb59, 83. 



, D. Campbell on Dr. Clark's process 



for softening, 1855, 54. 



, on the collection of, for the supply of 



towns, by J. Bateman, 1844, ico. 



• -supply to towns and dwellings, G. 



Buchanan on improvements in valves, 

 stopcocks or stoppers for regulating the, 

 1850, 171. 



supply to great towns, its extent, cost, 



uses, and abuses, by Dr. J. Strang, 1858, 

 198. 



of the Clyde, on the chemical compo- 

 sition of the, by Dr. S. Macadam, 1855, 

 64. 



of the Dead Sea, J. Murray on the che- 

 mical examination of the, 1838, 73. 



of Southampton, H. Osborn on its 



action on Jead, 1846, 42. 



of the Thames, Dr. R. Barnes and Dr. 



W. Od.ing on its condition as affected by 



London sewerage, 1857, 44. 

 of the Thames, Dr. W. Odling and Dr. 



