Wahlstrom, Ernest E. (Ernest Eugene), 1909- <br/><br/>
Tunneling in rock 
by Ernest E. Wahlstrom 
 - Amsterdam  Elsevier Science  1973 
 - 250 p. : ill. ; 25 cm. 
 - Developments in geotechnical engineering  3 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0444410643 
<br/><br/><label>LCCN: </label>72-87968 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling (Physics)