LIBROS DEL AUTOR: thomas sdunn

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  • Cypher Code For Telegraphy
    Thomas S. Dunn / Thomas SDunn
    Cypher Code for Telegraphy is a book written by Thomas S. Dunn in 1884. The book is a comprehensive guide to the use of cypher codes in telegraphy. It covers the basics of telegraphy and how codes are used to convey messages in a secure and efficient manner. The book is designed to be used with telegraphic does, vocabularies, and other resources to help telegraph operators comm...
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    24,78 €