Rapid excavation--problems and progress : proceedings of the Tunnel and Shaft Conference, Minneapolis, Minnesota, May 15-17, 1968 / Edited by Donald H. Yardley.

Wedi'i Gadw mewn:

Manylion Llyfryddiaeth
Cyhoeddwyd:	New York : Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers, 1970.
Awduron Corfforaethol:	Tunnel and Shaft Conference (Minneapolis University of Minnesota. School of Mineral and Metallurgical Engineering Minnesota. University. Dept. of Civil Engineering Society of Mining Engineers of AIME American Society of Civil Engineers
Awduron Eraill:	Yardley, Donald H., 1917-
Pynciau:	Tunneling > Congresses. Shaft sinking > Congresses. Boring machinery > Congresses.
Fformat:	Trafodyn Cynhadledd Llyfr

EPS Library, Level 3

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