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Swiss automatic gates will guard Wissota dam
Tip only enough to pass excess water. (1000 w.) (67078)
Swiss automatic gates will guard Wissota dam
Tip only enough to pass excess water. (1000 w.) (67078)
Swiss automatic gates will guard Wissota dam
E R
1916
Aufsatz (Zeitschrift)
Englisch
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Some swiss hydraulic steel gates
TIBKAT | 1949
|Double sector gates used at Swiss Dam
Engineering Index Backfile | 1949
|Water-operated gates will regulate river
Engineering Index Backfile | 1968
|Description of guard gates at Point Street Bridge at Providence, R. I.
Engineering Index Backfile | 1889
|