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Have you ever heard the name Morse Code? In Morse code, letters and numbers are represented by dots and dashes. A long-distance telegraph system was invented in the 1830s by Samuel Morse and Alfred Vail for use with the telegraph.

Have you ever heard the name Morse Code? In Morse code, letters and numbers are represented by dots and dashes. A long-distance telegraph system was invented in the 1830s by Samuel Morse and Alfred Vail for use with the telegraph.