Pwllheli, Caernarvonshire - At 7 p.m. on May 29th, 1966, flares were reported in Aberdaron Bay. The IRB, which was launched at 7.5 in a calm sea, proceeded to Aberdaron and found the auxiliary yacht Perichole with engine trouble. The Perichole, with three persons on board, was taken in tow to Abersoch, and the IRB reached her station at 10.45 P-ni..