Air-Sea Rescue By Helicopter Demonstration Day -- A demonstration of Air-Sea Rescue took place to-day off Thorney Island, of Helicopters of No 22 Helicopter Squadron, R.A.F. Coastal Command. One of the rescue methods used was the Sarah type. It is a new radar-radio device which will soo be is ***** to all RAF fighter Pilots, It is strapped to the pilots "Mae West" jacked. It is in a small box weighing 31bs, and when the pilots crash-land in the sea he pulls out a plunger from the box which erect