Item showing world's largest crane in San Francisco naval dockyard. America.
Unissued / Unused material.
Giant crane in San Francisco naval dockyard. America (USA).
L/S the crane, the world's largest, towering above the ships in San Francisco naval shipyard. C/U crane. M/S men in the crane sending directions to the control tower above by means of a walkie-talkie. M/S the crane lifting a huge slab of concrete.
Various shots as they demonstrate the control of the crane, an ordinary egg is placed underneath the block of concrete as it is being lowered. The concrete cracks the shell of the egg, but does not damage the yolk. C/U the crane in action. Various shots of the crane.