Volcanoes of the
United States
by Steven R. Brantley
For sale by the US. Government Printing Office
Superintendent of Documents, Mail Stop: SSOP, Washington, DC 20402-9328
ISBN 0-16-045054-3
Mount Shasta, California, has erupted at least 10 times in the past 3,400 years and at least 3 times in the past 750 years. (Photograph by Lyn Topinka.)