Roberts, Elliott <br/><br/>
Volcanoes and earthquakes 

 - New York  ; Pyramid Publications  , 1967 
 - 175p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earthquakes<br/>Geology<br/>Volcanoes
<br/><br/><label>Dewey Class. No.: </label>551.2  / ROB