May-June 1952 



Sea Surface Isohalines ('/..) 



Doffed lines indicate close or 

 unusual contour Intervol or If 

 port of a solid line, interpolation 



85* if 



FIGURE 7 



CRUISE I0-2B 



M/V ALASKA 



April-May 1953 



Sea Surfoce Isohalines C/oo) 



Dotted lines indicate close or 

 unusual contour interval or if 

 part of solid line, interpolotion, 



