Full title reads: "Barrage Balloons For Convoys".
GV of line of barrage balloons being towed out of hangar in a long line.
MS RAF (Royal Air Force) balloon crew going aboard ship that is to be used as a floating balloon base.
VS of balloons flying from ships and drifting...
Barrage balloons are tested at Camp Davis Barrage Balloon School.
Barrage balloons are inflated and tested near the Tower of London.
Balloon barrages to defend British cities are made in a large hangar in Godalming, Surrey.
Barrage balloons are used to protect Dover Harbour and the ships in it.
Parachute drops from barrage balloon in Oxfordshire.
Scotland's famous Forth Bridge is seen with barrage balloons floating above it.
Material showing convoy of merchant ships.
Material showing depth charging, naval fleet, and aircraft.