N«« London 



Co^Cod 



Phlladolphlo 

 Wilmington 

 Battlmor* 



SURFACE ISOTHERMS "C 



Chor 

 Beoufoft 

 Sovonnah ; 



3 100 «i 



1 \ \ L 



40^ 



35* 



30* 



25*N 



80*W 



Fif(urf />. — Moiillily -iiirfarr iMillK-rni rliart. Jiiiir 16. 17. I'*. 22, 23. 1970. 



21 



