Footprints in the ash the explosive story of Mount St. Helens

Footprints in the ash the explosive story of Mount St. Helens

Detalhes bibliográficos
Autor principal: Morris, John D.
Outros Autores: Austin, Steven A.
Formato: Livro
Idioma:English
Publicado em: Green Forest, AR Master Books c2003.
Assuntos:
Volcanic ash, tuff, etc. > Washington (State) > Saint Helens, Mount.
Geology, Stratigraphic.
Geology > Washington (State) > Saint Helens, Mount.
Geology > Washington (State) > Spirit Lake.
Saint Helens, Mount (Wash.) > Eruption, 1980.