Tutorial: How to Shade Learn shading techniques, tips and tricks for shading realistic portraits.
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how to draw curls pic of wavy and curly head back side
Muy interesante. La puesta de sol, y las sombras que genera :D
Shading - man
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Drawing Elements of Light on Form - Shading
How to draw hair
Pencil Shading Drawings | Reference | Wherold14's Blog
VALUE: llight and shadows on the surface of forms; quantity of light actually reflected by an object's surface; value changes might be affected by the addition of color to the surface of a work.