Filmophone flexible record Designer (Person) Unknown Manufacturer Filmophone Flexible Records Date 1931 (circa)
Elkie Brooks cassette tape CAM CR003 Designer (Person) Unknown Manufacturer Unknown Manufactured for A&M Records Date 1981
Thome's Simple Aveu. Op.25 piano roll Designer (Person) Unknown Manufacturer Meloto Company Date 1950 (circa)
His Master's Voice Pick- Up No II and Volume Control Designer (Person) Unknown Manufacturer His Master's Voice Date 1940 - 1949 (circa)