Herbert Sumsion host cities, along with Worcester and Hereford, of the Three Choirs Festival, an annual festival of choral emphasis first held in the early 18th century. Sumsion would later write of his musically formative experiences at the cathedral: ‘Quite soon after my entry into the choir I was singing with the [Three Choirs] Festival Chorus and gradually absorbing the choral music of the great classical composers and the contemporary writers, of whom the giant was certainly Elgar.' When Sumsion’s treble voice broke at age 15, he became an ‘articled pupil’ to Brewer, a designation connoting a three-year apprenticeship in organ, choral
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