Method and apparatus for preparing a guide to the rhythm and tempo of a particular person's acoustic interpretation of a written text and a process for using same
GB343990A
Method and arrangement for synchronising kinematograph films with sounds transmitted by wire or wireless
GB341845A
Method of and apparatus for reproducing sound films
GB345278A
Improvements in or relating to methods of and apparatus for producing rhythm bands
GB339941A
Improvements in and relating to electrical synchronising systems
GB341844A
Improvements in and relating to methods of and apparatus for recording rythmical pulses
DE374004C
Encapsulated, intermittently acting film switching mechanism
