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"I am taking in or discharging or carrying dangerous goods." (Originally used by the Royal Navy specifically for military explosives.) C Charlie: Azure, a fess gules fimbriated argent "Affirmative." [a] [b] Magnetic bearing: D Delta: Or, a Spanish fess azure "Keep clear of me; I am maneuvering with difficulty." [b] Date E Echo: Per fess azure ...
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.
With a sinister hoist, the semaphore flag. P Papa [ˈpa.pə] The Blue Peter. In harbour: All persons should report on board as the vessel is about to proceed to sea. At sea: It may be used by fishing vessels to mean: "My nets have come fast upon an obstruction." Q Quebec [kəˈbɛk] "My vessel is 'healthy' and I request free pratique." R Romeo ...
The spelling alphabet is now also defined in other unclassified international military documents. [3] The NATO alphabet appeared in some United States Air Force Europe publications during the Cold War. A particular example was the Ramstein Air Base Telephone Directory, published between 1969 and 1973 (currently out of print).
Naval flag signalling undoubtedly developed in antiquity in order to coordinate naval action of multiple vessels. In the Peloponnesian War (431 – 401 BCE) squadrons of Athenian galleys were described by Thucydides as engaging in coordinated maneuvers which would have required some kind of communication; [1] there is no record of how such communication was done but flags would have been the ...
A designator flag is used to indicate if a flaghoist signal is meant to be interpreted as an ICS signal or as a naval signal. The U.S. Navy uses a set of 68 flags, including flags for each letter of the alphabet and each numeral to convey messages of tactical or administrative nature. [2] [better source needed]
By 1653, the Royal Navy had issued instructions by which an admiral could signal various orders by hoisting flags in various locations on his ship. Modern naval code signalling began with the invention of maritime signal flags in the mid-17th century by the then-Duke of York (subsequently James II of England ) [ 2 ] who was created Lord High ...
The basic semaphore signal letters F for fast, N for low, U for high, and R for roger (or "right on") were retained with a few more specialized signals; but the original S for slow was replaced as shown in this illustration of the thirteen standardized LSO signals used by the U.S. Navy during World War II.