The Shading Techniques gallery offers 2 illustrations of methods artists use to represent form by the use of lights and darks.

This sample of medium dark crosshatching is from the background of an engraving by Lazarus Gottlieb Sichling.

Medium Dark Crosshatching Example

This sample of medium dark crosshatching is from the background of an engraving by Lazarus Gottlieb…

A young person adopts an attitude of thoughtful consideration when listening to Christ preaching. Detail from a larger engraving entitled "Consider the Lilies of the Field."

Young Person Thinking

A young person adopts an attitude of thoughtful consideration when listening to Christ preaching. Detail…