First interim report :  supervision of mines for safety : organisation and functioning of the Department of Mines and the Division of the Government Mining Engineer. 
 Supervision of mines for safety 

 - Pretoria :  Govt. Printer,  1963. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>South Africa. Dept. of Mines. South Africa. Dept. of Mines. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mine safety.<br/>Mining engineering.