New type of life jacket demonstrated in London.
Various shots of the demonstration of the function of the new RNLI life jacket at Dolphin Square, London. Demonstrator falls into indoor swimming pool and comes to the surface face up - several takes. Then he can remain afloat for some time. Later, he can inflate it further by mouth to stay afloat even longer. CU. Still photograph showing lifeboat crew wearing old fashion jackets.
Date found in the old record - 16/01/1967.