A beautiful untidy of the (Lightly sketch a portrait, still life, or landscape. Then create values in the drawing with a pen using only vertical lines. vary the distance between the lines to create darker or lighter values. The repeated lines create unity in the drawing:1.3), by (Delaunay and JC Leyendecker:0.8), (Trompe Loeil and Sotto In Su:0.8), (painting:0.3) | Painting