Footage of Dutch public records being stored in underground cellars due to threat of war in Holland.
A look at the work of the B.B.C. in recording sounds for posterity. London.
Sir Frederick Wall starts the new machine which answers questions at the push of a button.
Messages travel across desert from the front line to Cairo HQ.
Soldiers of the Royal Signal Corps. train in the use of Morse code senders and radio gear.
Shots of soldier from the Royal Signals Corps operating morse sender in truck.