Standard applied to power driven cranes of "Scotch derrick" or "stiff legged derrick", "guy derrick" and "tower derrick" types; hand operated derrick cranes converted to power operation.
Power-driven derrick cranes
Brit Standards Instn -- Brit Standard
1951
52 pages
Article (Journal)
English
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Specification for power-driven derrick cranes
Engineering Index Backfile | 1964
Derrick cranes (hand operated)
Engineering Index Backfile | 1930
Engineering Index Backfile
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