Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The conditions in Colorado are described, and the three tunnels now being driven are outlined, especially describing the Central Tunnel. (3000 w.) (No. 74410 A)
The conditions in Colorado are described, and the three tunnels now being driven are outlined, especially describing the Central Tunnel. (3000 w.) (No. 74410 A)
A Colorado mining tunnel
Min Jour
Tonge, Thomas (Autor:in)
1906
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
| Engineering Index Backfile | 1901
Colorado Tunnel Ventilation Study
| NTIS | 1972
Colorado Tunnel Ventilation Study
| NTIS | 1973
| Engineering Index Backfile | 1909
| Engineering Index Backfile | 1945