Proceedings / 
editors: Kenneth S. Lane [and] Larry A. Garfield. 
 - New York :  Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers,  1972. 
<br/><br/> Sponsored by American Society of Civil Engineers and American Institute of Mining, Metallurgical, and Petroleum Engineers. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>72086918 //r83 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling -- Congresses.--Tunneling -- Congresses.<br/>Excavation -- Congresses.--Excavation -- Congresses.<br/>Underground construction -- Congresses.--Underground construction -- Congresses.
<br/><br/><label>LC Class. No.: </label>TA800  / .N67 1972 
<br/><br/><label>Dewey Class. No.: </label>624/.19