Box of Sound Cards. - ca1945. - Box: cardboard: 13 x 39 x 31 cm. - 63 cards: card stock: 10 x 38 cm
For more information on techniques used in the production of synthetic music with sound cards, the following documents are especially useful: Technical Notes on the Card method of Optical Animated Sound (IN Technical notes by Norman McLaren) and A Brief Summary of the Early History of Animated Sound on Film.
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