11:50Music MakersProfessor Allegro's World of MusicEpisode 4: In the SnowBBC Two Duration: 20 minutes Fri 9th Feb 2001, 11:50 on BBC Two EnglandSeries exploring musical concepts. This programme investigates timbre, or sound colour.GenresLearningMusicBrandMusic MakersSeriesMusic Makers: Professor Allegro's World of Music Source: BBC Online