eruptions of mt. pinatubo from clark air base in the philippines, … · 2017. 1. 26. · eruptions...
TRANSCRIPT
Eruptions of Mt. Pinatubo from Clark AirBase in the Philippines, June 12, 1991.(Photograph by Dave Harlow, courtesyUSGS.)
TRANSCRIPT
Eruptions of Mt. Pinatubo from Clark AirBase in the Philippines, June 12, 1991.(Photograph by Dave Harlow, courtesyUSGS.)