Work The Hawkeyed Sentinel opera in one act with piano accompaniment Year: 1969 · Duration: 40m Instrumentation: soprano, tenor, baritone, bass, piano Year: 1969 Duration: 40m Instrumentation soprano, tenor, baritone, b... John Drummond Composer Composer: John Drummond About Work About O.pera in one act after Cervantes Text note Libretto by John Drummond Related tags New Zealand Text Related works And Grandmother Played Bridge music for a masque Benedictions for treble solo, SATB choir and keyboard Chalk music for film Goethe's Faust incidental music Learning Is A Way Of Life music for a promotional video The Birds comic opera in two acts