Krige, Leo Jacobus,  1884- <br/><br/>
Borehole temperatures in the Transvaal and Orange Free State II. 

 - Pretoria,  Govt. Printer,  1948. 
 - 24 p.  24 cm. 
 - South Africa. Geological Survey. Geological series. Bulletin  no. 18 .
 - Geological series. Bulletin (South Africa. Geological Survey Division) ;  no. 18. .
<br/><br/> English and Afrikaans. 
<br/><br/><label>LCCN: </label>gs 48000385  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth temperature.<br/>Borings--South Africa.
<br/><br/><label>LC Class. No.: </label>QE325  / .A53 no. 18 
<br/><br/><label>Dewey Class. No.: </label>551.12