Various shots of Douglas Price and his one man submarine 'Gay Highlander' as it undergoes sea trials in and around Brixham Harbour. Price's intentions are still to cross the Atlantic in this craft. There has been much previous coverage of this craft.
American Navy training men to serve on board submarines.
40 crew members are saved when a submarine runs ashore in America.
Sailors go through training to become members of the Submarine Corps.
Footage of salvage crews attempts to raise the American submarine the 'Squalus'.
A look at life onboard the submarine "Trespasser".
German Federal Institute for Fishing test one-man submarines for sea bed research