Cumming, James D. <br/><br/>
Diamond drill handbook 
James D. Cumming and A. Percy Wicklund 
 - 3rd ed. 
 - Toronto, Canada  ill.  24 cm 
 - xxvi, 547 p.  ill.  24 cm 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock-drills<br/>Diamonds, Industrial