FOREL, F. A <br/><br/>
Etudes glaciaires IV 

 - Geneve  1889 
 - 23cm. 
<br/><br/> In French.  Offprint from Archives des sciences physiques et naturelles, t.21, 3e per., 1889 
<br/><br/><label>Dewey Class. No.: </label>221 
<br/><br/><label>Report. No.: </label>T4.10