With Sarah Walker. Featuring great performances and classic recordings. The series on oddball ensembles includes a piece for four trombones by Beethoven, a work for violin and percussion by Arvo Part and Benjamin Britten's haunting Serenade for tenor, horn and strings. 10.00am Dvorak: Bagatelles, Op 47 Jaroslav Tuma (harmonium) Prazak Quartet PRAGA PRD250110 10.20am Haydn: Symphony No 98 London Philharmonic Orchestra Eugen Jochum (conductor) DG 437 201-2 (4 CDs) 10.49am Beethoven: Three Equale for four trombones, WoO30 Ottetto Italiano ARTS 47551-2 10.56am Part: Fratres Gil Shaham (violin) Roger Carlsson (percussion) Gothenburg Symphony Orchestra Neeme Jarvi (conductor) DG 457 647-2 11.07am Shostakovich: Piano Concerto No 1 in C minor, Op 35 Elisabeth Leonskaja (piano) Gary Bordner (trumpet) Saint Paul Chamber Orchestra Hugh Wolff (conductor) TELDEC 9031 73282-2 11.30am Piazzolla, arr. J Milone: Esquallo Alison Balsom (trumpet) Gothenburg Symphony Orchestra Edward Gardner (conductor) EMI 353 2552 11.35am Britten: Serenade for tenor, horn and strings, Op 31 Peter Pears (tenor) Barry Tuckwell (horn) English Chamber Orchestra Benjamin Britten (conductor) DECCA 417 153-2.