Making recording on Emile Berliner's Gramophone (1887). Speaking into tube produced trace on glass disc (A) coated with lamp-black. D, electric motor, E its battery. Trace fixed by varnishing, then copied in metal photographically. From Cassell's Family Magazine, London, 1888 Engraving
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Details
Creative#:
TOP09100408
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
NO
Property Release:
NO
Right to Privacy:
No
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