Work Spirit Catchers for four voices with amplification Year: 1974 Year: 1974 Annea Lockwood Composer Composer: Annea Lockwood About Work About Performance history 31 May 2012: long shadows - SMP Ensemble Related works Humming for chorus Immersion for percussion quartet Red Mesa for piano with light amplification Southern Exposure sound sculpture/installation The Glass Concert for glass and amplification Windhover for tape