1

Mount St. Helens eruptive behavior during the past 1,500 yr

Year:
1980
Language:
english
File:
PDF, 279 KB
english, 1980
4

Revision of Pierre Shale of Central South Dakota

Year:
1950
Language:
english
File:
PDF, 521 KB
english, 1950
7

Lateral blasts at Mount St. Helens and hazard zonation

Year:
1986
Language:
english
File:
PDF, 1.99 MB
english, 1986