Copyright, 1948 

 The Williams & Wilkins Company 



Made in the United States of America 



Published 1943 

 Second Edition 1948 



Formerly known as 

 Microscopic Technique in Biology and Medicine 



Composed and Printed at the 

 WAVERLY PRESS, INC. 



FOR 



The Williams & Wilkins Company 

 Baltimore, Md., U. S. A. 



