Signal flags for messaging

Last modified: 2025-05-03 by antónio martins
Keywords: messaging |
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• Shipping messaging signal flags
  • Maritime Signal Flag History
  • Current uses
  • International Code of Signals (ICS):
    • A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
    • (numeric) (US-NATO version)
    • (miscellaneous)
    • Extensions:
      • Swedish
      • Esperanto (proposed)
  • Soviet Navy (cyrillic letter flags)
  • Historical systems:
    • Admiral Yakoumakis Tombazis’ private signals (Greek letter flags; ≅1850)
    • British Royal Navy, ≅1913:
      • A-Z
      • (numeric)
      • (miscellaneous)
    • Elford’s telegraphic flags (-1857)
    • French Naval telegraphic signals (≅1850)
    • German Signal Flags (1867, 1901 and 1933)
    • Marryat signal flags (1817-1890)
    • Popham’s signal flags (British Navy: 1800-≅1812)
    • Reynold naval signal code (French Navy: 1855-1864)
    • Watson’s numeric flags (Holyhead to Liverpool, Britain: 1827-1839)
    • Sovereign Military Order of Malta - historical naval Signal Flags
  • Individual flags:
    • Blue Peter
    • Diver down signal flag (scuba)
• Semaphore

• Signal flags
• FOTW Vexillological reference
• FOTW Topical Index

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