A 30X telescope was a standard part of the wigwag kit. The wigwag, the last "Model 10" in active use, was replaced by standard highway flashers. Disappearing banners were the only style of wigwag approved for use in Canada. Myer did not use the term "wigwag" in the manuals he produced. Morse code was used with wigwag after it became an international standard. The table shows the commonly used wigwag code and the diagram shows the flag motions. Wigwag is a form of flag signalling using a single flag. Wigwag was an American magazine published from 1988 until 1991. Wigwag was taken up by some European countries, notably the British in African colonial wars.