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Title: Stock exchange printing telegraph, 1907. [Go to resource]
Description: Stock Exchange printing telegraph, comprises:- (a) transmitter unit; (b) two receivers; ( c) power pack License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: printing telegraph machines
telegraphsTemporal: 1907 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...-
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