VOLCANOES IN ACTION Part 1

Description

Documentary: With animation and photography, shows volcanic activity. Explains such terms as batholiths, dikes laccolith, magma and ash. Shows types of volcanic cones and location of volcanoes throughout world; includes Mt. Shasta and Lassen Peak Calif.; Crater Lake, Wyo.; and Mauna Loa, Hawaii.

Collection

Records of the Office of the Secretary of the Interior

Series

Motion Picture Film Documentation of the Diverse Activities of the Department of the Interior