The Urban Sketching Handbook Understanding PerspectiveBy: Stephanie Bower Series: Urban Sketching Handbooks A good sketch starts with good bones. The fourth book in the Urban Sketching Handbook series uses drawings and simple steps to explain the often challenging and overwhelming concepts of perspective in practical and useful ways for on site sketching. Most books are either too abstract or don't provide enough information that relates to what you actually do when you're out in the busy, wide world