Oersted

Examples

• Since Oersted’s first electric magnet in 1820, electric magnets have been made in a variety of forms and for many different purposes. Various. The Wonder Book of Knowledge.
• It has been said that although Oersted was the discoverer of electro-magnetism and Ampère its expounder, Faraday made the science of magnets electrically what it is at the present day. William Henry Doolittle. Inventions in the Century.
• Oersted, in 1827, preceded him with important preliminary steps, and Deville, in 1854, followed in the first commercial applications. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• The galvanic influence on a magnetic needle by Romagnosi (1802) Oersted (1820). William Henry Doolittle. Inventions in the Century.
• Electro-magnetism, the underlying principle of the electro-magnet, was first discovered in 1819 by Prof. Oersted, of Copenhagen. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• Electro-Magnetism discovered by Oersted of Copenhagen. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.

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