Proceedings of 6th National Tunnel Symposium, Sept. 14-16, 1970, Tokyo, Japan
By: sponsored by Japan Society of Civel [sic] Engineers.
Contributors: Doboku Gakkai.
Publisher: The Society
Published: 1971
Place of publication: [Tokyo]
Language: eng
Number of pages: 174
Subjects: Tunnels -- Japan -- Congresses.; Tunneling -- Congresses.
Notes: Includes bibliographical references.
On cover: English texts of Japaness [sic] reporters.