Retro Messaging And Signal Systems
Size: 9Difficulty: easy
A crossword puzzle exploring old-fashioned communication techniques used before the digital age.
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Vintage Signals and Forgotten Message Tools
Explore classic communication methods that preceded the internet in this nostalgic crossword puzzle.
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Across
- 1. Visual signaling with flags or lights
- 2. Machine that transmits scanned documents
- 3. Device converting voice into electrical signals
- 7. Message sent via electric telegraph
- 9. Bird used historically to carry messages
- 11. Method for encoding secret messages
Down
- 4. Early text communication network system
- 5. Signaling device using sunlight reflections
- 6. Card sent through mail with short notes
- 8. Code of dots and dashes for messages
- 10. Animal or person who conveys messages
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