Blaster's handbook :  A manual describing explosives and practical methods of use / 
Prepared by the sales development section of the explosives departament e.i. du pont 
 - 15 
 - 525 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Voladuras (Minería)--Tablas--Manuales
<br/><br/><label>LC Class. No.: </label>TN279  / D75 1969