While senior officers tried to play down the racial aspects of the riots,the internal Metropolitan police files released this month at the public record office confirm that the disturbances were overwhelmingly _____ by 300 to 400 strong“Keep Britain White” mobs ,many of them Teddy boys armed with iron bars ,butcher’s knives and weighted leather belts,who went“nigger-hunting”among the West Indian residents of Noting Hill and Noting Dale.