Moore Patrick <br/><br/>
Eathquakes and volcanoes 

 -  1950 
 - True Books .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H41, K2