Unused / unissued material - dates and locations unclear or unknown.
Numerous shots of submarines at sea. Other warships are visible nearby. Various shots of U-boats tied up in long line.
Captured German film showing U-boat pack returning to port.
Combined neg. copy of the same story - added to improve quality.
Great footage of American airships being used to spot U-boats in the Atlantic Ocean.
Footage of two men demonstrating small U-boat.
People gather to see captured German U-776 in London.
German U-boats are made and launched at U-boat yard.
Footage of the German submarine.