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The wigwag system was invented in the 1850s by US Army surgeon Albert J. Myer who became the first Chief Signal Officer of the US Army in command of the Signal Corps. Wigwag was used extensively by both sides in the American Civil War , where it was an essential adjunct to electrical telegraphy , and continued to see use in both America and ...
Wig-wag signaling was performed during daylight with a single flag tied to a hickory staff constructed in four-foot jointed sections. Flags were generally made of cotton, linen, or another lightweight fabric and were issued in the following sizes: [15] Standard Issue Civil War Signal Corps Kit, complete with flags and torches.
A Magnetic flagman wigwag signal in use in southern Oregon, June 2007. Wigwag is a nickname for a type of railroad grade crossing signal once common in North America, referring to its pendulum-like motion that signaled a train's approach.
The Magnetic Signal Company was an American company based in Los Angeles, California, focused on railway signalling. The company was the manufacturer of the ubiquitous "Magnetic Flagman" wigwag railroad crossing (or level crossing ) signal, seen all over California and the western states.
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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] Click photo to enlarge for history of the wigwag.