08:50Witness HistoryPioneer North Sea DiversBBC World Service Duration: 9 minutes Fri 28th Jul 2017, 08:50 on BBC World Service East AsiaAvailable for over a yearListen nowIn the 1970s, deep sea divers were at the sharp end of the North Sea oil boom Show more GenresNewsFormatsMagazines & ReviewsBrandWitness History Source: BBC Online