History of geologic investigations, engineering design, and construction methods of the Harold D. Roberts Tunnel, Colorado / by Ernest E. Wahlstrom.
By: WAHLSTROM, Ernest E.
Material type: BookSeries: Geological Survey Professional Paper; 831-A.Publisher: Washington : United States Government Printing Office, 1974Description: 13 p. + map. --.Content type: Texto (visual) Media type: sin mediación Subject(s): Colorado | GeologíaItem type | Current location | Call number | Status | Date due |
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Libros | Biblioteca Aranzadi Biblioteca General | 55(788) WAH (Browse shelf) | Available |
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