PROCEEDINGS, 
, THE ROYAL 
Z SOCIETY. 
eries B. Vol. 83. 
No. 
= oe / . : BIOLOGICAL SCIENCES. 
CONTENTS. 
: Page 
a The Chemical Dynamics of Serum Reactions. By Captain A. G. 
Bc -MCKENDRICK, I.M.S., Assistant Director, the Pasteur Institute of 3 
“ Southern India, Coonoor  . ; ; : , : : 5 . 493 
Further Researches on the Development of Trypanosoma gambiense in 
Glossina palpalis. By Colonel Sir DAVID BRUCE, C.B., F.R.S., A.MLS. ; 
Captains A. E. HAMERTON, D.S.O., ‘and H. R. BATEMAN, R.A.M.C. ; 
and Captain F. P. MACKIE, I.M.S. (Sleeping Sickness Commission of in 
B 567. 
eee Oe 1908-10). a 
Preliminary Note on a Method of Measuring Colour-sensations by 
_ Intermittent Light, with Description of an Unfinished Apparatus for the 
© Purpose. By GEORGE J. BURCH, M.A., D.Sc.(Oxon), F.RS..  . «528 
Spontaneous Cancer in Mice. By M. HAALAND, M.D., Imperial Cancer 
Research Fund . : : ; 4 : : ; d : . 532 
On Variation and Adaptation in Bacteria, Illustrated by Observations upon 
Streptococci, with Special Reference to the Value of Fermentation Tests 
as Applied to these Organisms. By E. W. AINLEY WALKER, M.A., D.M., 
Fellow and Tutor of University College, and Lecturer in Pathology in 
the University of Oxford’ . \~. ‘ : ; 3 : é . 542 
Obituary Notices of Fellows Deceased :-—Harry Marshall Ward; Harry 
Govier Seeley; Robert Koch : ; ; : xy 
Ee a a a eee 
Title, Contents, etc. 
PRINTED FOR THE ROYAL SOCIETY AND SOLD BY 
fee & SONS, 45, ST. MARTIN'S LANE, LONDON, W.C. 
atric Three Shillings. 
May 31, 1911. 
