Several shots of cranes, some massive and very tall.
Succession of drawn diagrams showing the history of cranes.
Succession of shots of various models of cranes showing its development through history - courtesy of Kensington Science Museum - voiceover explains the mechanisms.
A 160 ton bridge is lifted by a mammoth floating crane - breaking a World's record!
A new ferry landing stage is completed in 24 hours. Seacombe, Cheshire.
A new ferry landing stage is completed in 24 hours. Seacombe, Cheshire. Yellow tinted.
A new auto ambulance uses a crane to lift cars and a truck to take them away.
Item showing rail mounted tower crane at work on building site. London.
Material showing people clearing bombed houses in London.
Deserted Yarrow shipyard.
Large sacks - possibly of grain being unloaded from cargo ship.