PERGAMON PRESS INC. 



122 East 55th Street, New York 22, N. Y. 

 1404 New York Avenue N.W., Washington 5, D.C. 



PERGAMON PRESS LTD. 



Headington Hill Hall, Oxford 



4 & 5 Fitzroy Square, London, W.l 



PERGAMON PRESS S.A.R.L. 

 24 Rue des Ecoles, Paris V 



PERGAMON PRESS G.m.b.H. 

 Kaiserstrasse 75, Frankfurt-am-Main 



Copyright 



© 



1962 

 Miss P. M. Jenkin 



Library of Congress Card Number 60-8977 



Set in Imprint lO/Upt and Printed in Great Britain by Cox and Wyman Ltd., 

 London, Reading and Fakenham 



