The making of a vacuum cleaner in a factory - could be Hoover.
A look at methods of testing things from engineering parts to beer.
Strange predictions of trains with wings and propellors - demonstrated on model railway.
Lots of drilling and cutting in metalworking workshop.
Model trains and ships on show at Engineering Exhibition. Seymour Hall, London.
Film which shows how television reception can be improved by "wired television".
The half-finished arch of the Tyne Bridge in Newcastle.
Young engineers work on their inventions - model cars, railplane, tractor, motorcycle etc.
Presentation of weird and 'useful' inventions of the British Army.
Opening day arrives for the new Forth bridge at Kincardine. Scotland.
Mechanical track layer being used to replace tracks on line near Potters Bar.
Work on the Underground's Victoria Line.