History of geologic investigations, engineering design, and construction methods of the Harold D. Roberts Tunnel, Colorado
Title:
History of geologic investigations, engineering design, and construction methods of the Harold D. Roberts Tunnel, Colorado
Author:
Wahlstrom, Ernest Eugene, 1909-
Personal Author:
Publication Information:
Washington : U.S. Govt. Print. Off., 1974.
Physical Description:
iii, 13 pages : illustrations ; 29 cm.
General Note:
Part of illustrative matter in pocket.
Language:
English
Geographic Term:
Added Title:
History of geologic investigations, engineering design, and construction methods ...
Format :
Book