Tin whistle of which tone holes the player should cover. The most common format is a vertical column of six circles, with holes to be covered for a given note shown filled with black, and a plus sign (+) at the top for notes in the second octave. Tablature is most commonly found in tutorial books for beginners. The tonic solfa is found in Ireland and possibly Wales, especially in schools. Many schools have printed sheets with tunes notated in tonic solfa, although in Ireland more have teaching by note. With the availability of good standard notation tutor books, teaching is possibly
Tin whistle apartheid-era townships; the Hohner tin whistle was especially popular in kwela performance. The kwela craze accounted for the sale of more than one million tin whistles. In the late 1950s, mbaqanga music largely superseded kwela in South Africa, and so it followed that the saxophone surpassed the tin whistle as the township people's wind instrument of choice. Kwela master Aaron "Big Voice Jack" Lerole continued to perform into the 1990s; a few bands, such as The Positively Testcard of London, continue to record kwela music. Kwela sheet music is rarely published, and many of the recordings of founding kwela artists