On 1 April 1972 West Ham United made sporting history by becoming the first club from the highest echelon of English football to field three black players in League competition. What seems commonplace now was unheard of at the time. Their manager, Ron Greenwood, picked: Clive Charles (born in Canning Town, just a few miles from the Hammers' Upton Park home); Ade Coker (from Nigeria); and Clyde Bes...