Rapid excavation and tunneling conference, Chicago, Illinois 1983 : proceedings / editors, Harry Sutcliffe, John W. Wilson. - New York : Society of Mining Engineers, 1983. - 2 v. : ill. LCCN: 92023120 Subjects--Topical Terms: Tunneling--Congresses.Excavation--Congresses.Underground construction--Congresses. Dewey Class. No.: 624 / .19