Lambrechts, J. De. V. <br/><br/>
Report on an investigation into dust and ventilation conditions in the copper mines and the Broken Hill mine in Northern Rhodesia with particular reference to silicosis. 

 - Lusaka :  Govt. Printer,  1945. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lungs -- Dust diseases.--Lungs -- Dust diseases.<br/>Mines and mineral resources -- Zambia -- Broken Hill.--Mines and mineral resources -- Zambia -- Broken Hill.--Mines and mineral resources -- Zambia -- Broken Hill.