Belinda the barrage balloon and her friends are attached to ships to prevent dive bomber attacks.
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 over convoy as protection against low flying air attack.