The 1980 eruptions of Mount St. Helens, Washington 

 - Washington :  U. S. Govt. Print. Off.,  1981 
 - xxvii, 844 p. map (in pocket) 
 - United States. Geological Survey. Professional paper ;  no. 1250 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Volcanological research--Mount St. Helens, Washington<br/>Volcanic activity prediction
<br/><br/><label>LC Class. No.: </label>QE75 P9 no. 1250