No. B 542. 
_ BIOLOGICAL SCIENCES. 
ea ~ CONTENTS. 
: asi) Pace 
CROONIAN LECTURE.—The Principles of the Minute Structure of 
the Nervous System as revealed by Recent Investigations. By Professor 
GUSTAF RETZIUS, For. Mem. R.S. : a, ; a Soy WADA 
2% A Study of the Variations in the Secretion of Hydrochloric Acid in the 
Gastric Contents of Mice and Rats as compared with the Human Subject, 
. in Cancer. By S. MONCKTON COPEMAN, M.D. Cantab., F.RS., and 
_ H. WILSON HAKE, Ph.D, FIC, FCS. 6 1, ek 444 
Olnes Notices. of Fellows-deceased :-— 
oH. B. Tristram; A. Newton ; Sir J. Evans, KCB; eG Sorby 5 
; Sir J. Fayrer. 
