CrosswordMint
Ciphered Missives and Telegraphic Legacies
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Art or system of coded messages transmitted electrically or optically
  • 2. Bell’s experimental apparatus for transmitting sound via light waves
  • 4. Dot-and-dash language encoding alphabetic characters telegraphically
  • 5. Watch posts transmitting smoke or flame signals for alerting
  • 6. Classical long-distance code transmissions, often Morse encoded
  • 10. Visual signaling using pivoted arms—Napoleonic communication method
Down
  • 3. Sunlight-reflecting device sending coded rays across distances
  • 7. Avian couriers transporting encrypted or urgent correspondence
  • 8. Insert symbolic marks; essential in Morse code to alter meaning
  • 9. Abbreviated writing system to speed manual note transmission

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