The eruption of Mount Vesuvius april 1906
THE ERUPTION OF MOUNT VESUVIUS,
APRIL 7-8, 1906
By Thomas Augustus Jaggar, Jr.
Assistant Professor of Geology, Harvard University
Dal
The National Geographic Magazine
1888
Vesuvius dal The National Geographic Magazine del 1888 – L’eruzione del 1906 – vesuvioweb 2016.pub