Unissued / Unused material.
Location of events unclear / unknown.
Various shots convoy of merchant ships at sea, one ship flies barrage balloon. They are escorted by destroyers.
Royal Navy ships fend off enemy aircraft attack to let convoy of merchant ships get through.
Naval ships escort merchant ships from Scotland to Russian ports with war supplies.
Footage of French Contraband officers boarding merchant ship on the Mediterranean.
The Royal Navy defend a convoy of British merchant ships from aerial attack.
A German submarine attacked by depth charges from a Polish destroyer protecting a convoy.
Good shots of a Convoy at sea in the Atlantic in fairly heavy seas.
Convoy of merchant ships at sea.