Announcement: Soundtrap IV: John Wynne; an installation for pianola, 300 recycled hi-fi speakers and vacuum cleaner at Beaconsfield Gallery, 22 Newport Street, London SE11 6AY from 9th September to 18th October. The announcement of this exhibition provided an opportunity to play some pianola or player-piano music: Alfredo Casella, Trois Pieces pour Pianola (1918) Prelude, Valse, Ragtime. Conlon Nancarrow speaks with Charles Amirkhanian from Conlon Nancarrow: Lost Works, Last Works. Study No.12 and Study No.17 from Complete Studies for Player Piano Volume Four by Conlon Nancarrow.