ISOTOPIC TRACERS AND NUCLEAR RADIATIONS 

 WITH APPLICATIONS TO BIOLOGY AND MEDICINE 



Copyright, 1949, by the McGraw-Hill Book Company, Inc. Printed in the 

 United States of America. All rights reserved. This book, or parts thereof, 

 may not be reproduced in any form without permission of the publishers. 



PRINTED BY THE MAPLE PRESS COMPANY, YORK, PA. 



