Sadler's Wells Opera programmes Three season programmes for Sadler's Wells Opera (i.e. the English National Opera from 1974), as follows: * One programme for Tannhauser, performed at Sadler's Wells Theatre on 20 October 1960. * One programme for Eugene Onegin, performed at Sadler's Wells Theatre on 21 February 1961. * One programme for The Magic Flute, performed at the London Coliseum, from 9 August 1967. 1960-1967