Sailors train at submarine escape school on HMS 'Dolphin' in Gosport, Hampshire.
Unissued / Unused material.
Submarine escape school - HMS 'Dolphin'. Gosport, Hampshire.
CU sailors in lifesaving apparatus. CU one man. CU's tank filling with water. MS outside of tank. MS officer looking through panel at the men.
CU crew in water. CU men floating in water. CU man laying back adjusting his oxygen. CU's one man lying in water.
Used in New Pic 285.