Titles read: 'SETTLING THE Streamlines'.
Various shots of men making models of streamlined vessels in a workshop. The models are tested in a 1,000 feet tank. The motor inside the model drives it along and a massive trolley on the top of the model guides it in a straight line....
Experiments using electricity to shatter different kinds of materials.
A large power press crushes a tree trunk, a watch face and a riveted joint.
Footage of Scientist experimenting with coal dust in laboratories.
Machines which make "man-made lightning" are demonstrated.
Harmonograph recording two or more connected movements is presented at G.W.R Show.
Proposals for construction 'perpetual motion' machines - none of them works.
Road safety campaign for children in London.
Ghostly white shapes emerge against a black background - no soundtrack.