Pre-1980 tephra-fall deposits erupted from Mount St. Helens, Washington
Mullineaux, Donal Ray
Pre-1980 tephra-fall deposits erupted from Mount St. Helens, Washington by Donal R. Mullineaux. - Washington U.S. G.P.O. Dept. of the Interior, U.S. Geological Survey 1995. - p. cm. - U.S. Geological Survey professional paper 1563 .
Includes bibliographical references.
95003747
Volcanic ash, tuff, etc.--Washington (State)--Saint Helens, Mount, Region.
Geology, Stratigraphic
QE461 / .M778 1995
552/.23/0979784
I 19.16:1563
Pre-1980 tephra-fall deposits erupted from Mount St. Helens, Washington by Donal R. Mullineaux. - Washington U.S. G.P.O. Dept. of the Interior, U.S. Geological Survey 1995. - p. cm. - U.S. Geological Survey professional paper 1563 .
Includes bibliographical references.
95003747
Volcanic ash, tuff, etc.--Washington (State)--Saint Helens, Mount, Region.
Geology, Stratigraphic
QE461 / .M778 1995
552/.23/0979784
I 19.16:1563