Distributed 



The BOOKMARK, INC. 



337 Natividad Bldg. 



T. Pinpin, Escolta, Manila 



1974 



EXCLUSIVE DISTRIBUTORS: 



TtiE CELLAR CCCr SHCP 



teoSO WYOMtNG 

 DETROIT. MICH. 4aa21 

 U.S.A. 



Department of the Interior 



Bureau of Science 



Manila 



Ptiblicatloii Nu. 6 



(Actual date of publication, December 31, 1912) 



Printed by 

 KEYSTONE PRINTING PRESS 

 1974 



