Drawing: Basic Textures in Pencil: A beginner's guide to realistic textures in graphite

Drawing: Basic Textures in Pencil: A beginner's guide to realistic textures in graphite (How to Draw & Paint)

Drawing: Landscapes with William F. Powell: Learn to draw outdoor scenes step by step (How to Draw & Paint)

Drawing: Flowers with William F. Powell: Learn to draw step by step (How to Draw & Paint)