Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The Hetch Hetchy dam
San Francisco's 135-billion-gallon concrete dam, 430 ft. high, 298 to 900 ft. wide, and 117 ft. below bed of stream.
The Hetch Hetchy dam
San Francisco's 135-billion-gallon concrete dam, 430 ft. high, 298 to 900 ft. wide, and 117 ft. below bed of stream.
The Hetch Hetchy dam
Pub. Wks
Public Works ; 53
1922
3 pages
5 Figs.
Aufsatz (Zeitschrift)
Englisch
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Hetch Hetchy tunnel construction
Engineering Index Backfile | 1931
Engineering Index Backfile | 1920
Engineering Index Backfile | 1925
The hetch-hetchy dam completed
| Engineering Index Backfile | 1923
Hetch Hetchy Coast range tunnel
Engineering Index Backfile | 1932