Professor Angelo Heilprin, of Philadelphia, the eminent geologist and authority on volcanology, declares there is danger that all the West Indian reef islands will collapse and sink into the sea from the effects of the volcanic disturbances now in progress.
"Complete Story of the San Francisco Horror"
Richard Linthicum Trumbull White Samuel Fallows
volcanology, study of volcanoes.
"The Flaming Mountain"
Harold Leland Goodwin