A general description of the derrick crane at the yards of the Newport News Shipbuilding and Dry Dock Co., with numerous detail drawings. (4000 w.)
An electrically operated 150-ton revolving derrick
Trans Soc N A M E
1898
10 Plates
Aufsatz (Zeitschrift)
Englisch
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Derrick cranes (hand operated)
Engineering Index Backfile | 1930
Engineering Index Backfile
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