Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Big cross-cut tunnels of Clear Creek county, Colo.
Extracts from a recent article by Gen. Frank Hall, describing briefly the Newhouse, Burns-Moore, Honest John, "Big 40," Central and Lucania, Gold Valley, Commodore, and Alvarado tunnels. (3000 w.) (No. 74491)
Big cross-cut tunnels of Clear Creek county, Colo.
Extracts from a recent article by Gen. Frank Hall, describing briefly the Newhouse, Burns-Moore, Honest John, "Big 40," Central and Lucania, Gold Valley, Commodore, and Alvarado tunnels. (3000 w.) (No. 74491)
Big cross-cut tunnels of Clear Creek county, Colo.
Min Wld
Newton, H.C. (Autor:in)
1906
Aufsatz (Zeitschrift)
Englisch
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Deep mining tunnels in Clear Creek County, Colorado
| Engineering Index Backfile | 1908
Movement history of the Clear Creek Forks landslide, Clear Creek County, Colorado
| British Library Conference Proceedings | 1998
The Cripple creek, Colo., drainage tunnel
| Engineering Index Backfile | 1903
The mines of cripple creek, Colo
Engineering Index Backfile | 1905
Pumping operations in Cripple Creek District, Colo.
| Engineering Index Backfile | 1937