Item title reads - War secret.
Location of events unknown.
M/S's of 12,000 lb bomb, designed by Mr C. N. Wallis of Vickers, lifted up by ropes and swung around. M/S wall of armour plated screens which will take impact of fragmentation test. M/S as the wall is examined before the trial....
A heavy train is used to test a bridge and an enormous locomotive is demonstrated.
Quality of seeds tested at station in Cambridge.
A look at methods of testing things from engineering parts to beer.
Goods containers are tested for strength and durability at Leatherhead, Surrey.
Kids test the strength of toys in Erith, Kent.
Acrobat testing mattresses. London
Army soldiers perform a variety of physical activities to test their clothing
Testing army cars.