National Geographic : 1918 Feb
Photograph byRobert F.Griggs MT. KATMAI, TITAN O VOLCANOES: ALASKA The eruption of Mt. Katmai, in June, 1912, was one of the most tremendous volcanic explosionsever recorded. Amass ofashand pumice whose volume has been estimated at nearly five cubic miles was thrown into the air. This left Katmaias itisshown here, themere stump ofits former self; the white line indicates approximately the original height of the mountain. The great areshown inthephotograph istherim ofthe gigantic crater within. The peaceful steam clouds now floating up from the crater, compared with the devastating blast which completely disem boweled the mountain, are like the wisps of smoke which come from the cannon's mouth after the projectile hasbeen fired.