Steve Reich: Four OrgansSteve Reich's Four Organs for 4 electrical organs and maracas. Composer's Notes Four Organs is composed exclusively of the gradual augmentation (lengthening) of individual tones within a single (dominant 11th) chord. The tones within the chord gradually extend out like a sort of horizontal bar graph in time. As the chord stretches out, slowly resolving to the tonic A and then gradually changing back to the dominant E, a sort of slow motion music is