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William Fothergill Cooke and Charles Wheatstone installed telegraph lines along track tracks in 1837. The figure is taken from Science Museum Group, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

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Yes. It sits on the Technology shelf, one of 1,090 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

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The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

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The electric telegraph was first deployed commercially along British railways

William Fothergill Cooke and Charles Wheatstone installed telegraph lines along track tracks in 1837

In 1837, William Fothergill Cooke and Charles Wheatstone patented a needle telegraph system installed along thirteen kilometres of the Great Western Railway in London. Railway operators used needle deflection signals to manage train movements between stations safely. This marked the world's first commercial application of electrical telecommunications.

Where this comes from

Science Museum Group

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Tags: telegraph, railways, telecoms

The electric telegraph was first deployed commercially along British railways: the short answers

Where does this come from, and can I check it?: William Fothergill Cooke and Charles Wheatstone installed telegraph lines along track tracks in 1837. The figure is taken from Science Museum Group, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a technology fact?: Yes. It sits on the Technology shelf, one of 1,090 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.