600 Index. 



Gamma rays, lonisation with (Vegard), 78. 



Gamma ravs, The nature of the ionisation produced in a gas by (Kleeman), 



169. 

 Gibson, C. S. and Pope, W. J., The Eesohition of Dihydropapaverine, 545, 

 Glasson, J. L., Secondary Eontgen Rays from MetaUie Salts, 437. 

 Onomonia erythrostoma, The development of (Brooks), 534. 

 Gordon, W. T., On the relation between the fossil Osmundaceae and the 



Zygopterideae, 398. 

 ■ On a new species of Physostoma from the Lower Carboniferous Rocks 



of Pettycur (Fife), 395. 

 Gravitation, The Electric Theory of (Thomson), 65. 

 Gregory, R, P., Note on the Histology of the Giant and Ordinaiy Forms of 



Primula sinensis, 239. 



Hamill, p. and Dixon, W. E., The mode of action of specific substances, 

 54. 



Harding, W. A., Note on two new Leeches from Ceylon, 233. 



Harris, T., Elected Associate 1910, May 23, 595. 



Harvey, W. H., Elected Fellow 1909, February 8, 294. 



Harvey, W. H. and Dixon, W. E., The action of specific substances in 

 toxaemia, 54. 



Haslam, H. C, Elected Fellow 1909, February 8, 294. 



Helium, The radiation of various spectral lines of (Purvis), 45. 



Henry, A., Elected Fellow 1908, November 9, 292. 



Heredity, On Accident in, with special reference to Right- and Left- 

 Handedness (Stratton and Compton), 507. 



Hill, A. V., Note on the use of the experimental method of the relative 

 velocities of diffusion in aqueous solutions of rubidium and caesium 

 chlorides, 387. 



Homer, A. and Purvis, J. E., The absorption spectra of solid tetramethyl- 

 j)icene and of its solutions, 82. 



HoRTON, F., The emission of positive rays from heated phosphorus com- 

 pounds, 329. 



Hughes, A. Ll., On the Mobilities of the Ions produced in Air by Ultra- 

 Violet Light, 483. 



Hydrochloric Acid, The Migration Constants of Dilute Solutions of (Chittock), 

 55. 



Hyper-planes in four-dimensional space. On a configuration of twenty-seven 

 (Burnside), 71 



Interference fringes with feeble light (Taylor), 114. 



Iodine vapour, Electrical behaviour of fluorescing (Whiddington), 189. 



lonisation in Dried Air (Lusby), 459. 



lonisation with y-rays (Vegard), 78. 



lonisation produced in a gas by -y-rays (Kleeman), 169. 



lonisation produced by Rontgen Rays in different Gases (Crowther), 38. 



