\To face pag:c s^^. 



N.E. 



Feet 



14,00Ol 

 12,000- 



1 0, ooo- 

 eooo 



6000- 

 4000- 

 2000- 



SeaLeuel 



Upper S.E. aif current %,\fsf. 



Bank of cumulus begins 



ij^-^to form at noon. 



Updr aught 



Belt or Sea of cumulus begins to form 8 to 9 a.m., 

 disappearing at nigtit. 



Feet 



[-14,000 

 -12,0 DO 

 -1 0, 000 



8000 



6O0O 



4O0O 

 -2000 

 Sea Leuel 



Diagram illustrating the prevailing cloud-formations of Mauna Loa during 

 August, 1897. 



