Strauss, C. A. <br/><br/>
The geology and mineral deposits of the potgietersrus tin-fields 

 - Pretoria  Union of South Africa, Dept. of Mines  1954 
 - x,252p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>LC Class. No.: </label>QE324.A3 No.46