PROCEEDINGS OF 

 THE HOYAL SOCIETY. 



vol. lxxi. No. 468. 



CONTENTS. 



PAGE 



On the Measurement of the Bactericidal Power of small Samples of Blood 

 under Aerobic and Anaerobic Conditions, and on the Comparative Bacteri- 

 cidal Effect of Human Blood drawn off and tested under these Contrasted 

 Conditions. By A. E. Weight, M.D., Professor of Pathology, Army 

 Medical School, Netley. Communicated by Professor J. E. Beadpobd, 

 F.R.S 54 



The Colour -physiology of Higher Crustacea. By Feedeeick Keeble, M.A., 

 Beading College, Heading, and P. W. Or amble, D.Sc, Owens College, 

 Manchester. Communicated by Professor S. J. Hickson, F.E.S. . . 69 



Observations on "Flicker" in Binocular Vision. By C- S. Sheebington, 

 M.A., M.D., F.E.S. (Thompson- Yates Laboratory of Physiology, Univer- 

 sity College, Liverpool) 71 



On the Influence of the Prolonged Action of the Temperature of Liquid Air 

 on Micro-organisms, and on the Effect of Meclianical Trituration at the 

 Temperature of Liquid Air on Photogenic Bacteria. By Allan Mac- 

 padyen, M.D. Communicated by Professor James Dewab, F.E.S. . 76 



An Intracellular Toxin of the Typhoid Bacillus. By Allan - Macpadyen, 

 M.D., and Sydney Eowland, M.A. Communicated by Loed Listee, 

 F.R.S .77 



The Fracture of Metals under repeated Alternations of Stress. By J. A. 

 EwrNG-, LL.D., F.E.S., Professor of Mechanism and Applied Mechanics 

 in the University of Cambridge, and J. C. W. Htjmpeey, B.A., St. John's 

 College, Cambridge, 1851 Exhibition Eesearch Scholar, University 

 College, Liverpool . . . 79 



On Changes in Elastic Properties produced by the sudden Cooling or 

 "Quenching" of Metals. By James Mule, B.A., D.Sc, late 1851 

 Exhibition Science Eesearch Scholar. Communicated by Professor 

 EwiNa, F.E.S. . . .80 



Harmonic Tidal Constants for certain Australian and Chinese Ports. By 

 Thomas Weight, of the Nautical Almanac Office. Communicated by 

 Professor G. H. Daewin, F.E.S. . 91 



Price One Shilling and Sixpence. 

 October 31, 1902. 



