Items tagged defence federation in MV Collections

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  • Coherer - Radio Telegraphy, Jenvey, 1901 Object

    Coherer - Radio Telegraphy, Jenvey, 1901

    Coherer detector, used by H. W. Jenvey for the first Australian shore to ship communication with H. M. S. 'St. George' in May 1901 A later feature of telegraph networks was the use of ...

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