Εξώφυλλο

Tunneling the state of the art : a review and evaluation of current tunneling techniques and costs, with emphasis on their application to urban rapid-transit systems in the U.S.A. /

Κύριος συγγραφέας:	Mayo, Robert S.
Μορφή:	Βιβλίο
Γλώσσα:	English
Έκδοση:	Springfield, VA : Clearinghouse, 1968
Θέματα:	Tunnels Tunneling

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