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Title: Siemens telegraph receiver, 1862. [Go to resource]
Description: Siemen's direct writing morse inker, by Siemens, Halske & Co., England, 1862. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: telegraphic receiver
telegraphic machinesTemporal: 1862 Source: Science Museum Creator: Siemens, Halske & Co. Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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