Penman, David, <br/><br/>
The principles and practice of mine ventilation :  being a treatise on modern methods of mine ventilation and Machinery, with a consideration of deep mine problems, explosions, fires, rescue and recovery work, and cognate subjects / 
by David Penmanand J.S. Pnman 
 - VIII, 303 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ventilación de minas
<br/><br/><label>LC Class. No.: </label>TN301  / P45