‘A 
  
, Coneo Lava and Jshes 
      
  
  
£  @  \wainay pressure. 
  
  
  
  
which actsas @ ste and 
ee prevents a eae ae 
  
  
THIS DIAGRAM SHOWS HOW VOLCANIC ACTION IS CAUSED 
A Study of the above Picture will Show how 
the Molten Mass in the Mountain’s Interior Met the Water, and how the Steam Generated thereby, Following the Line of 
the Least Resistance, Blew off the Top of the Volcano.