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

Detaylı Bibliyografya
Yazar:	Morris, John D.
Diğer Yazarlar:	Austin, Steven A.
Materyal Türü:	Kitap
Dil:	English
Baskı/Yayın Bilgisi:	Green Forest, AR Master Books c2003.
Konular:	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.