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Portable Telegraph Development (1 янв 1830 г. – 1 янв 1840 г.)

Описание:

This is when Joseph Henry, Samuel Morse, and William Sturgeon were developing the telegraph.

Добавлено на ленту времени:

Technology and Innovations in the Civil War

ByAbby Gonnella

9 мар 2020

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Дата:

1 янв 1830 г.

1 янв 1840 г.

~ 10 years

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