Three Choirs Festival is their cathedral's turn to host the festival) are Geraint Bowen (Hereford), Adrian Partington (Gloucester) and Peter Nardone (Worcester). The festival, originally held over two days in September (but also held in September in 1933 and 1947, since C. S. Lewis's brother Warren is known to have attended), is one of the world's oldest classical choral music festivals. Publicity for it in 1719 addressed "Members of the yearly Musical Assembly in these parts". Its music obviously tended towards the ecclesiastical. In early gatherings, Purcell's setting of the "Te Deum" and "Jubilate" was a regular part of the repertoire until 1784,
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