Plot: The first of five visits to the Royal Albert Hall for the 1972 season of Henry Wood Promenade Concerts Michael Tilson Thomas conducts Gabrieli Canzon septimi toni Canzon noni toni Sonata pian' e forte with the London Symphony Orchestra Brass Ensemble and Liszt and Others Hexameron: variations for six grand pianos and orchestra on a march from Bellini's I Puritani for which five other composers joined Liszt in writing this work - Thalberg, Pixis, Herz, Czerny and Chopin. with pianists John Bingham, Martin Hughes, Ronald Lumsden, Howard Shelley, Thomas Walsh, David Wilde and the London Symphony Orchestra leader John Georgiadis Introduced by Richard Baker (Part of last Thursday's concert) (Next week: Music by Brahms) (Colour)