U. S. TREASURY DEPARTMENT 

 COAST GUARD 



Bulletin No. 27 



INTERNATIONAL 



ICE OBSERVATION AND ICE PATROL 



SERVICE 



IN THE 



NORTH ATLANTIC OCEAN 



FLOYD M. SOULE 

 G. VAN A. GRAVES 



SEASON OF 1937 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1938 



