Concrete boat. Location of events unknown.
Wacky inventions. Concrete boat launched -- yes that's right. Side view of the boat slipping into water; and sort of bouncing around. Shot of people standing on pier - a line of men in bowler hats. Pan along the concrete boat; which seems to looks...
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.