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Title: BBC type, D disc recording equipment c [Go to resource]
Description: BBC type, D disc recording equipment c. 1947, comprising recording machine, control unit, swarf tank and suction unit License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1945-1949 Source: Science Museum Identifier: 1977-811 Go to resource More Like this...
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