Ill 



CONTENTS. 



PAGE 



Officers and Council, 1938-39 v 



Sectional Officers, Cambridge Meeting, 1938 viii 



Annual Meetings : Places and Dates, Presidents, Attendances, 

 Receipts, Sums Paid on account of Grants for Scientific 

 Purposes (1831-1938) x 



Narrative of the Cambridge Meeting xiv 



Report of the Council to the General Committee (1937-38) . . xvi 



General Treasurer's Report and Account (1937-38) xxxviii 



Research Committees (1937-38) liii 



Resolutions and Recommendations (Cambridge Meeting) Iviii 



The Presidential Address : 



I. Vision in Nature and Vision aided by Science. II. Science 

 and Warfare. By the Rt. Hon. Lord Rayleigh, Sc.D., 

 LL.D., F.R.S I 



Sectional Presidents' Addresses : 



Logic and Probability in Physics. By Dr. C. G. Darwin, F.R.S. 21 



Recent Investigations in the Chemistry of Gold. By Prof. C. S. 



Gibson, O.B.E., F.R.S 35 



Development and Evolution. By Prof. H. H. Swinnerton. ... 57 



Oceanography and the Fluctuations in the Abundance of Marine 



Animals. By Dr. Stanley Kemp, F.R.S 85 



Correlations and Culture. By Prof. Griffith Taylor 103 



Scope and Method of Economics. By R. F. Harrod 139 



The Changing Outlook of Engineering Science. By Prof. R. V. 



Southwell, F.R.S 163 



The Orient and Europe. By Prof. V. G. Childe 181 



Eye and Brain as Factors in Visual Perception. By Dr. R. H. 



Thouless 197 



The General Physiology of the Plant Cell and its Importance in 



Pure and Applied Botany. By Prof. W. Stiles, F.R.S. ... 213 



The Function of Administration in Public Education. By 



J. Sargent 235 



Ley- Farming and a long-term Agricultural Policy. By Prof. 



R. G. Stapledon, C.B.E 245 



