Titles read: "NEUTRALS".
Various good shots of Swedish warships on the Baltic Sea, escorting a Swedish merchant ship through the straits. Good shots of rough sea and crew at work on ships, looking through binoculars, speaking into radio mouthpieces, hoisting signal flags. Commentator...
Shots of an old fashioned Radio and crystal wireless set.
A fisherman listens to the radio through headphones whilst he is sat on the beach mending his nets.
Scientists test the latest radio speaker in an echo free chamber, London.
Footage of wireless mast in Italy, officials tour control room.
Footage of radio operator.
Front view of a wireless.
Shots of a modern wireless set taken for 'The Peaceful Years'.
Single shot of old wireless on kitchen table from "Time to Remember".