Work Magma for orchestra Year: 1992 · Duration: 12m Year: 1992 Duration: 12m Helen Bowater Composer Composer: Helen Bowater About Work About Performance history Workshopped and recorded by Auckland Philharmonia in the 1992 Composers' Workshop. Related works Atsinganos for violin Bowater's Box electroacoustic installation Chameleon for orchestra Hu for recorder quartet, recorder band, shakuhachi and hue puru hau Ship of Theseus for tenor recorder, soprano (C) recorder and voice (one player) ¡AY! for cello