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The International Code of Signals (INTERCO) is an international system of signals and codes for use by vessels to communicate important messages regarding safety of navigation and related matters. Signals can be sent by flaghoist , signal lamp ("blinker"), flag semaphore , radiotelegraphy, and radiotelephony.
Alternatively, tapping a table with which the person was also in contact could be used to pass messages. In 1854, Myer joined the army as an assistant surgeon and was posted to Texas. It was in Texas that he developed the idea of the wigwag flag or torch code for military use, building on his previous work with the deaf. [24]
Flag signals can mean any of various methods of using flags or pennants to send signals. Flags may have individual significance as signals, or two or more flags may be manipulated so that their relative positions convey symbols. Flag signals allowed communication at a distance before the invention of radio and are still used especially in ...
A Canadian ship flying 'Bravo Zulu'. According to the U.S. Navy "Navy Data" reference website: "The term BRAVO ZULU originates from the Allied Tactical Publication 1 (ATP 1), [2] an Allied military maritime tactical signals publication, which in the aggregate is For Official Use Only (FOUO), now known in the U.S. Department of Defense as Controlled Unclassified Information (CUI), and can also ...
The advent of distinctive signals led to the formation of the signal corps, a group specialized in the tactics of military communications. The signal corps evolved into a distinctive occupation where the signaller became a highly technical job dealing with all available communications methods including civil ones.
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A US Navy crewman signals the letter 'U' using flag semaphore during an underway replenishment exercise (2005). Flag semaphore (from the Ancient Greek σῆμα (sêma) 'sign' and - φέρω (-phero) '-bearer' [1]) is a semaphore system conveying information at a distance by means of visual signals with hand-held flags, rods, disks, paddles, or occasionally bare or gloved hands.
In March, a mother was horrified to find a pedophile symbol on a toy she bought for her daughter. Although the symbol was not intentionally placed on the toy by the company who manufactured the ...