The sketch (Italian schizzo, “draft”) is an artistic form of draft for rapidly recording an idea or an impression from nature. It establishes the placement of figures and composition. The sketch is a technique of both painting and drawing (Italian disegno), in each case as part of the work process. It is fluid in character and its hallmark is non finito, “the unfinished.” A sketch is made using rapid brush or pencil strokes. In drawing, it makes use of charcoal, chalk, graphit…