 In 1970 she was acquired by Christian-Frederick Mattner and renamed back to "Wyvern'.In 1973/4 'Wyvern' was extensively restored in a Spanish Shipyard and registered in Panama.In 1978 'Wyvern' was contracted, for Sterling£ 50000.- to a Norwegian consortium--which loaded Wyvern/ without the owners consent/onto a Norwegian Oil-supply ship/ without paying the Purchase monies in full/ Sterling £ 30000,- is still outstanding.