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Title: Crossley table telephone, 1879. [Go to resource]
Description: Crossley desk-type telephone transmitter License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: telephone transmitters
transmitters
telephonesTemporal: 1879 Source: Science Museum Creator: Emmot and Blakey Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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