Dewar Cup circuit

The Dewar Cup circuit was a series tour of British indoor tennis tournaments sponsored by the Scottish whisky firm of Dewar's from 1965 to 1976. 
History.
The Dewar Cup circuit were held continuously throughout the autumn, normally October through to November each of the individual events were stand alone tournaments in themselves they included both men's and women's singles and doubles and mixed doubles competition awarding prize money, players were also awarded qualifying points for the climax of the tour, and were staged as the Dewar Cup Finals London, they were initially held at the Crystal Palace, London for the first two years, and then, in 1970, moved to the Royal Albert Hall until 1976 by which time the circuit had declined to the one main event for 1975 and 1976.