Anglicanism a surpliced choir to accompany parish services, drawing explicitly on the musical traditions of the ancient choral foundations. Over the next century, the Leeds example proved immensely popular and influential for choirs in cathedrals, parish churches and schools throughout the Anglican communion. More or less extensively adapted, this choral tradition also became the direct inspiration for robed choirs leading congregational worship in a wide range of Christian denominations. In 1719 the cathedral choirs of Gloucester, Hereford and Worcester combined to establish the annual Three Choirs Festival, the precursor for the multitude of summer music festivals since. By the 20th century,
Gloucester Cathedral controlled by two swell pedals, one for each side of the case. Directly above the Swell is the Great organ which is split into East and West divisions; it comprises two separate principal choruses. The fourth manual is a West Positive, mirroring the function of the Choir organ for the West side of the Cathedral. In 1582, Robert Lichfield is recorded as the organist of Gloucester Cathedral. Notable among the organists are composers and choral conductors of the Three Choirs Festival, Herbert Brewer, Herbert Sumsion and John Sanders. Herbert Howells, who was a pupil of Brewer, composed a Magnificat and