Maurer William C. <br/><br/>
Novel drilling techniques 
by Maurer William C. 
 -  1968 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>67279 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Building engineering
<br/><br/><label>Dewey Class. No.: </label>D313, K8