'Sound IX: Sound and Light, Music and Colour - Digression for a wet afternoon' 'Sound IX: Sound and Light, Music and Colour - Digression for a wet afternoon' The "Sound" series was one of the last that Ray produced. It was released shortly before her company closed down and did not sell in large numbers. 38 frames 35mm Colour Single frame The original artwork for this is at RAY/1/18 The accompanying booklet is at RAY/1/22/4. 1971