English Chamber Orchestra and Arnold Goldsbrough. The group took its current name in 1960, when it expanded its repertoire beyond the Baroque period for the first time. Its repertoire remained limited by the group's size, which has stayed fairly consistently at around the size of an orchestra of Mozart's time. Shortly afterwards, it became closely associated with the Aldeburgh Festival, playing in the premieres of Benjamin Britten's "A Midsummer Night's Dream" (1960), "Owen Wingrave" (1970), "Curlew River" and several other of his works. The occasions on which Britten conducted the orchestra included the opening concerts of the Queen Elizabeth Hall and Snape Maltings
Annual Avant Garde Festival of New York music scene that was emerging out of Fluxus. The inaugural festival was at Judson Hall and featured 28 composers which included John Cage and Morton Feldman. Notable performers at the Avant Garde Festival of New York included Charlotte Moorman, John Cage, Yoko Ono, Carolee Schneeman, Robert Delford Brown, John Lennon, Alison Knowles, Nam June Paik, Morton Feldman, Dick Higgins, Ray Johnson, Richard Kostelanetz, Bill Fontana, amongst others. Annual Avant Garde Festival of New York The Annual Avant Garde Festival of New York was an annual event that began in 1963 as an open forum for the emerging experimental music scene