COPYRIGHT 192.8 BY ALFRED A. KNOPF, INC. 



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IN ANY FORM WITHOUT PERMISSION IN WRITING FROM THE PUBLISHER 



NEW EDITION AUGUST, I935 

 SECOND PRINTING JULY, I936 



Originally issued as 



BIOLOGINS HISTORIA 



in three volumes 

 1920-24 



STOCKHOLM, BJORCK & BORJESSON 



MANUFACTURED IN THE UNITED STATES OF AMERICA 



