Fearnsides, W.G. and Bulman, O.M.B. <br/><br/>
Geology in the Service of Man 
Fearnsides, W.G. and Bulman, O.M.B. 
 - NewYork  Penguin Books  1945 
<br/><br/><label>Dewey Class. No.: </label>551  / FEA.G