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The US Army Manual of Signals lists several alternative codes, including a three-element fixed-length code using four symbols (1866 edition), and a three-element fixed-length code using three symbols (1872 edition). There is no indication in the manual that these codes were actually in use. [10] Available colors for wigwag flags
Myer's "General Service Code" for wig-wag signaling, standardized in 1864, was also known as the "four element" code because all of the characters transmitted were composed of from one to four flag motions. (Myer's original method from the 1850s was called a "two element code" because elements were described only in terms of movement from the ...
A typical US Signal Corps guidon features wig-wag flags. In the 1850s, U.S. Army Major Albert J. Myer, a surgeon by training, developed a system using left or right movements of a flag (or torch or lantern at night). Myer's system used a single flag, waved back and forth in a binary code conceptually similar to the Morse code of dots and dashes ...
The alternating flashing red (wig-wag) aspect is used in several other applications for vehicle control in the United States. At railroad crossing signals, which several jurisdictions require drivers to treat as stop and stay. On school buses, all states have laws that require drivers to stop and stay upon encountering it.
While serving as a medical officer in Texas in 1856, Albert James Myer proposed that the Army use his visual communications system, called aerial telegraphy (or "wig-wag"). When the Army adopted his system on 21 June 1860, the Signal Corps was born with Myer as the first and only Signal Officer. [3]
Albert James Myer (September 20, 1828 – August 24, 1880) was a surgeon and United States Army general. He is known as the father of the U.S. Army Signal Corps, as its first chief signal officer just prior to the American Civil War, the inventor of wig-wag signaling (or aerial telegraphy), and also as the father of the U.S. Weather Bureau.
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