iy-^^^^'^Y'j^^^^j^' 



60 sa 



-A.- BERSS. 



O -CROWLEPS. 



.^-F,Ea>,cE. jy^E 18 TO JULY l,\C{ZC\. 



GENERAL CHART 



ICE°PAfROL 



GRAND BANKS 



ISOTHERMS BASED ON 180 

 TEMPERATURE REPORTS. 



FiocBE 30.— Surfiiof temperatures June ;« lo }'•:.;: .. OS. See remarks under Kisure 2S 



I 



100277—30. (Fate p. 13J.) \0. 



