THE CIBA FOUNDATION 



for the Promotion of International Co-operation in Medical and Chemical Research 

 41 Portland Place, London, W.l. 



Trustees: 



The Right Hon. Lord Adrian, O.M., P.R.S. 



The Right Hon. Lord Beveridge, K.C.B., F.B.A. 



The Right Hon. Lord Horder, G.C.V.O. 



Mr. Raymond Needham, Q.C. 



Director, and Secretary to the Executive Council: 

 Dr. G. E. W. \Volstenholme, O.B.E. 



Assistant Secretary: 



Miss N. Bland 



' Scientific Assistant: 



Miss M. P. Cameron, M.A. 



Editorial . 1 ssi slants : 



Miss C. M. O'Connor, B.Sc. 

 Miss E. C. P. Millar, A.H.VV.C. 



Librarian: 

 Miss Joan Etherington 



All Rights Reserved 

 This book may not be reproduced by 

 any means, in xvhole or in part, with- 

 out the permission of the Publishers 



Printed in Great Britain 

 and published in London 

 by J. db A. Churchill Ltd. 



