De-rusting machine process, London.
L/S Man putting rusted clutch plates in acid bath. C/U Plates going into bath. CU Acid bubbling. L/S and C/U Men taking plates out of bath. M/S Putting plates in rinsing bath and taking them out again. He takes them off hook and looks at them. Various shots...
A German car run on liquid oxygen is taken for a test drive.
Cattle have nose prints taken rather than being branded.
Early flying machine is demonstrated.
Eccentric device for deflecting bombs - looks like whirling outsized house mop.
New devices at the London Inventions Exhibition include a door with a cupboard inside it.
Strange motor scooter with two compartments for children to sit in.
A young woman customises a walking stick to help carry her parcels.
Early aircraft, the Ellahamer triplane making many unsuccessful attempts to fly.