Tunnels and shafts in rock.
Series: EM ; 1110-2-2901
Publisher: Dept. of Defense], Dept. of the Army, Corps of Engineers
Published: 1978
Place of publication: [Washington
Language: eng
Number of pages: 389
Subjects: Tunnels; Shafts (Excavations); Rocks
Other titles: Engineering and design, tunnels and shafts in rock.
Notes: At head of title: Engineering and design.

September 15, 1978.

Includes bibliographies.