Vll 



No. 483. October 31, 1903. 



Page 



On the Physiological Action of the Poison of the Hydrophidae. Part II. 

 Action on the Circulatory, Respiratory, and Nervous Systems. Bv 

 Leonard Rogers, M.D., B.S. (Lond.), M.R.C.P., F.R.C.S., I.M.S., late 

 acting Professor of Pathology, Medical College, Calcutta. Communi- 

 cated by Dr. A. D. Waller, F.R.S 305 



The Action of Choline, Neurine, Muscarine, and Betaine on isolated 

 Nerve and upon the excised Heart. By A. D. Waller, M.D., F.R.S., 

 and S. C. M. Sowton 320 



The Physiological Action of Betaine extracted from Raw Beet-Sugar. 

 By A. D. Waller, M.D., F.R.S., and R. H. Aders Plimmer, D.Sc. 

 (Grocers' Research Student, Jenner Institute of Preventive Medicine) 345 



Note on the Disintegration of Rabid Brain Substance. By J. O. Wakelin 

 Barratt, Research Student, Jenner Institute of Preventive Medicine. 

 Communicated by Lord Lister, O.M., F.R.S 353 



On the Effect of Temperature on Carbon-Dioxide Assimilation. By 

 Gabrielle L. C. Matthaei. Communicated by F. Darwin, F.R.S. 

 (Abstract) 355 



An Experimental Investigation of the R6le of the Blood Fluids in con- 

 nection with Phagocytosis. By A. E. Wright, M.D., late Professor 

 of Pathology, Army Medical School, Netley, Pathologist to St. Mary's 

 Hospital, W., and Stewart R. Douglas, M.R.C.S., Captain, Indian 

 Medical Service. Communicated by Sir John Burdon Sanderson, 

 Bart., F.R.S 357 



No. 484. November 21, 1903. 



The Magnetic Expansion of some of the less Magnetic Metals. By 

 P. E. Shaw, B.A., D.Sc. Communicated by Professor J. H. 

 Poyntiug, F.R.S 370 



On the Measurement of the Pressure Coefficient of Oxygen, at Constant 

 Volume, and different Initial Pressures. By Walter Makower, B.Sc., 

 and Henry R. Noble, B.Sc. Communicated by Sir William Ramsay, 

 K.C.B., F.RS 379 



The Vapour Pressures of Liquid Oxygen on the Scale of the Constant- 

 volume Oxygen Thermometer filled at different Initial Pressures. 

 By Morris W. Travers, D.Sc., Fellow of University College, London, 

 and Charles J. Fox, B.Sc.. Ph.D. Communicated by Sir William 

 Ramsay, K.C.B., F.R.S 386 



On an Approximate Solution for the Bending of a Beam of Rectangular 

 Cross-section under any System of Load. Additional Note. By 

 L. N. G. Filon, M.A., D.Sc. Communicated by Dr. C. Chree, 

 F.R.S ;. 391 



On the Sensation of Light produced by Radium Rays and its Relation 

 to the Visual Purple. By W. B. Hardy, F.R.S., Caius College, 

 Cambridge, and H. K. Anderson, M.D., Caius College, Cambridge.... 393 



The Maximum Order of an Irreducible Covariant of a System of 

 Binary Forms. By A. Young, M.A., Clare College, Cambridge. 

 Communicated by Major P. A. MacMahon, D.Sc., F.R.S 399 



The Cell Structure of the Cyanophycese. Preliminary Paper. By 

 Harold Wager. Communicated by D. H. Scott, M.A., Ph.D., F.RS. 401 



