I got asked to show different styles for Children's book (or other Illustration samples) quotes so I decided to set up a blog post showing different styles. Starting with the more simple to the more complex.
3) This style is a sketchy style with color added:


#1 More simplified sketchy line work
2) A style that is sketchy and a middle tone value added usually with one color.
3) This style is a more realistic full value
3) This style is a sketchy style with color added:
4) More high detailed painting style, in digital:
This keith Richard is in Oils: