U. S. DEPARTMENT OF COMMERCE 



SINCLAIR WEEKS, Secretary 

 COAST AND GEODETIC SURVEY 



H. ARNOLD KARO, Director 



C&GS PUBLICATION 31-4 

 FIFTH EDITION 



(WITH DATA THROUGH 1957) 



DENSITY OF SEA WATER 



AT TIDE STATIONS 



PACIFIC COAST 



NORTH AND SOUTH AMERICA 

 AND PACIFIC OCEAN ISLANDS 



ru 

 m 



D 

 O 

 D 



i r-=1 



i o 

 i m 

 | o 



• a 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1958 



For sale by the Superintendent of Document*. U. S. Government Printing Office, Washington 25, D. C. - Price 45 cents 



