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  4. In the 1830s Joseph Henry invented this 5-letter device used in telegraphs; he used it to send lunch orders from his lab to his home

In the 1830s Joseph Henry invented this 5-letter device used in telegraphs; he used it to send lunch orders from his lab to his home

Since you have landed on this page then most probably you are looking for the In the 1830s Joseph Henry invented this 5-letter device used in telegraphs; he used it to send lunch orders from his lab to his home answer. This question was last seen on February 25 2022 Jeopardy TV Game Show.

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For more questions from this episode visit Jeopardy February 25 2022 Answers