Colour Strike Colour Strike The Colour Strike was an industrial action by technicians at all ITV companies from 13 November 1970 to 8 February 1971 (although some shows made during this period in black and white were having their first transmission as late as December 1971) who, due to a pay dispute with their management, refused to work with colour television equipment. At that time ITV had recently switched to colour transmissions, requiring the individual companies to invest heavily in new equipment. Early colour television studio cameras consisted of four tubes to relay the picture: three were receptive to colour (red, green
White-faced cockatiel determine what sex your pet it is. All cockatiel colour genetic mutations have the same tweet. White-faced cockatiel The white-faced cockatiel is one of the cockatiel colour genetic mutations, with a mostly white or grayish face. They stand out because they have no orange cheek patches or yellow coloring at all. This is the seventh established mutation which appeared for the first time with domesticated cockatiels in 1964 in Holland. These cockatiels can grow up to 12 inches (30 cm) and weigh 3 to 4 ounces. For white-faced cockatiels, the males will have a whiter head and the females will