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Title: 36 way mirror drum for mechanical television system, c 1935 [Go to resource]
Description: Mechanical item believed to have been associated with W G Pye's experiments with 30-line mechanical television systems :4" diameter, 36 way mirror drum. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: mirror drum Temporal: 1930-1940 Source: Science Museum Creator: W G Pye and Company Limited Identifier: 1996-5033/2 Go to resource More Like this...
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