INDEX II. 



121 



Axes, date of the Appalachian, 42. 



, identity of undulations which produced 



the, with the wave-like motion of the earth 



in earthquakes, 42. 

 Axles, straight, for locomotives, 104. 

 , strength of hammered and annealed 



railway, 105. 



Balance, new chronometer compensating, 10. 



Bardsley (Dr.) on a case of monstrosity, 87. 



Bateman (J. P.) on a self-acting waste-weir 

 and scouring sluice, 110. 



Beddgelert, meteorological observations taken 

 at, 25. 



Beechey (Capt.), results of deep dredging off 

 the Mull of Galloway, 72. 



Bergeron (M.) on casting loose the locomo- 

 tive engine from steam carriages, 114. 



Bessel (M.) on the astronomical clock, 1. 



on a very curious fact connected with 



photography, discovered by M. Moser of 

 Kbnigsberg, 14. 



Bfiton, use of, in constructing breakwaters, 

 112. 



Binney (E. W.) on the great Lancashire 

 coal-field, 49. 



Birth, relation of the season of, to the morta- 

 lity of children under two years of age, 80. 



Blackwall (John), list of summer birds ob- 

 served in Denbighshire, in the spring of 

 1842, 66. 



— — on the palpi of spiders, 66. 



— — on a species of Ichneumon whose larva 

 is parasitic on spiders, 68. 



Blyth (Wm.) on the manufacture of sulphuric 

 acid, 40. 



Booth (A.) on some fires produced from spon- 

 taneous combustion, 40. 



Botany, 61. 



Boulders, occurrence of, in the valley of the 

 Calder, 55. 



Buckland (Dr.) on recent and fossil semi- 

 circular cavities caused by air-bubbles on 

 the surface of soft clay, and resembling im- 

 pressions of rain drops, 57. 



on perforations in limestone, 57. 



Bungs, substitute for, 112. 



Bunsen (Prof.) on kakodylic acid, and the 

 sulphurets of kakodyl, 35. 



Braschmann (Prof.) on an extract from a 

 memoir entitled " Considerations on the 

 Principles of Analytical Mechanics," 4. 

 Breakwaters, use of beton and concrete in 



constructing, 112. 

 Brewster (Sir David) on a new property of 

 the rays of the spectrum, with observations 

 on the explanation of it given by the As- 

 tronomer Royal, on the principles of the 

 undulating theory, 12. 



on the existence of a new neutral point, 



and two secondary neutral points, 13. 

 —— on crystalline reflection, 13. 



on the dichroismof thepalladio-chlorides 



of potassium and ammonium, 13. 

 on the dichroism of a solution of stra- 

 monium in aether, 14. 



Brewster (Sir David) on the geometric forms, 

 and laws of illumination of the spaces which 

 receive the solar rays, transmitted through 

 quadrangular apertures, 15. 



on luminous lines in certain flames cor- 

 responding to the defective lines in the 

 sun's light, 15'. 



on the structure of a part of the solar 



spectrum hitherto unexamined, 15. 



on the luminous bands in the spectra of 



various flames, 15. 



Bristol, discovery of the remains of fishes at 

 the base of the mountain limestone near, 

 60. 



Brockedon (William) on the construction of 

 a new rope employed as a cone in the for- 

 mation of the patent stoppers, a substitute 

 for corks and bungs, 112. 



Brodie (Rev. P. B.) on the discovery of in- 

 sects in the lower beds of lias of Glouces- 

 tershire, 58. 



Bromeis (Dr. C.) on the formation of cyanuret 

 of potassium in a blast furnace, 34. 



on the compounds of carbon and iron, 34. 



Bronchial tubes, uses of the muscular fibres 

 of the, 80. 



Brunei (Sir M. I.) on the Thames tunnel in 

 its completed condition, 111. 



Calder, occurrence of boulders in the valley 

 of the, 55. 



Cambridge, comparative statistics of the Uni- 

 versity of, in the 16th, 17th, and 19th cen- 

 turies, 99. 



Cantire, species obtained by deep dredging 

 near Sana Island, off the Mull of, 70. 



Carbon, compounds of, 34. 



Carson (Dr.) on a case of unusual paralysis, 85. 



Carson (James, jun.) on the uses of the mus- 

 cular fibres of the bronchial tubes, 80. 



Caryophyllin, composition and characters of, 

 36. 



Catalytic action, peculiar instances of (so 

 called), 32. 



Catlow (Mr.) on the relation of the season of 

 birth to the mortality of children under two 

 years of age, 80. 



Chambers (Robert) on Mr. Fleming's plans 

 for ventilation, 87. 



on certain plans for ventilation recently 



adopted in Glasgow, 109. 



Chemical inquiries, apparatus for applying 

 circular polarization to, 32. 



Chemistry, 30. 



Chronometer compensating balance, new, 10. 



springs, rate of protected, 9. 



Clay (J. T.) on the occurrence of boulders in 

 the valley of the Calder, 55. 



Clay (Dr. C.) on the evils arising from the 

 use of common pessaries, 87. 



■ on diabetes mellitus, 87. 



Clegg (Mr.) on a dry gas-meter, 111. 



Climate, changes of, in England, 26. 



Clock, astronomical, 1. 



Clouds, application of the law of definite pro- 

 portions to the stratification of, 26. 



