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- Instructograph Morse Code Trainer, circa 1940 - The machine helped to increase speed and efficiency in sending and receiving Morse code. Its paper tape reels contain code exercises--helpful to those studying for the qualifying exams to become a professional telegraphy operator. Morse code was used extensively throughout the late-19th and 20th centuries for radio and military communication.
- circa 1940
- Collections - Artifact
Instructograph Morse Code Trainer, circa 1940
The machine helped to increase speed and efficiency in sending and receiving Morse code. Its paper tape reels contain code exercises--helpful to those studying for the qualifying exams to become a professional telegraphy operator. Morse code was used extensively throughout the late-19th and 20th centuries for radio and military communication.