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Title: Valve
Description: Mullard House, Charing Cross Road, London WC2, England Publisher: University of St Andrews Rights holder: 47795 Subjects: MULLARD
PSYCHOLOGICAL INSTRUMENT
VALVE
AMPLIFICATION
TELEVISION
psychology
AMPLIFIER VALVE
OSCILLOSCOPE
SCIENTIFIC EQUIPMENT
SCIENTIFIC INSTRUMENT
TRANSISTORTemporal: 1935/1954 Source: University of St Andrews Creator: The Mullard Wireless Service Co. Ltd. Identifier: PS61 Language: en-GB More Like this...
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