Full titles read: "SALT BY THE ACRE -"
L/S's of the salt fields in Cagliari in Sardinia. Several shots of the workers shovelling the salt onto conveyor belts called the salt-pans. The commentator says that "two hundred thousand tons of salt per year are obtained, washed and shipped to Italy."...
A huge steel welding machine is shown in action.
Brief item about a massive machine used for scooping coal from the ground in Cologne, Germany.
Two men rush to assemble a motorcycle in record time. It is then taken on a test run.
Electricity is produced in a electricity plant - giant electrical transformers are demonstrated.
Timber being transported by water.
Process of making glass for telescope mirrors.
Good shots of men at work using a new electric welder on a construction site.
Shots of unidentified metal structure.