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Voice Recording and Reproducing Device.

Description: Patent for a voice recording "attachment for a moving picture camera, which, while a picture is being taken will produce [...] photographic record of sounds that appropriately accompany the picture" (lines 11-16), including illustrations.
Date: June 13, 1916
Creator: Walker, Jack L.
Partner: UNT Libraries Government Documents Department

Phonographic Attachment for Moving-Picture Machines

Description: Patent for an invention that is "the provision of mechanism whereby a sound record may be made or reproduced synchronously with the taking or reproduction of moving pictures" (Paragraph 100). In addition, the invention enables sound and picture to be recorded on the same machine, so that they sound and the picture match.
Date: March 26, 1918
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department
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