Sohnge, P.G. <br/><br/>
The geology and archaaelogy of the Vaal River Basin  / 
P.G. Sohng e,  D.J.L. Visser and C. Van Riet Lowe 
 - Pretoria :  Government Printer,  1937. 
 - 192 p. :  ill., plates, fold. maps, fold. table, diagrs (part fold .) ;  25 cm. 
 - Its Memoir ;  35 .
<br/><br/> At head of title : Union of South Africa. Department of Mines 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Vaal River Basin<br/>Vaal River Basin--Antiquities
<br/><br/><label>Dewey Class. No.: </label>556.82