books.google.tt - This is a practical reference guide for artists, from absolute beginners to the more accomplished. Colour is discussed in the context of the whole range of media and for every colour there is a mixing chart with detailed notes, a short account of its origins, a look at its properties and a painting showing...http://books.google.tt/books/about/How_to_Mix_and_Use_Colour.html?id=mfvzbcUERQMC&utm_source=gb-gplus-shareHow to Mix and Use Colour