"The showing of relief by means of hill shading gives a pleasing effect but is very difficult of execution,…
An application of line shading for curved surfaces used in mechanical drawing. The surfaces are shaded…
This divider features stars in a horizontal line across the front, as well as folded, fluttery corners…
A mechanical drawing practice problem of shading the sides of the inscribed circles. The darker area…
"Illustrating the rule that an inclined illuminated surface is lightest nearest the eye and an inclined…
An example of the cylinder shaded by lines. The area without lines are where the light hit the cylinder.…
"A row of cylinders of different sizes. The effect of polish is given by leaving several brilliant lines,…
This sample of medium dark crosshatching is from the background of an engraving by Lazarus Gottlieb…
"A conical surface may be shaded by driving a fine needle at the apex and swinging a triangle about…
A thumb screw shading illustrating a double curved surface line shading technique.
An illustration of even line shading using ruled lines. Lined shading is commonly used in patents.
An illustration of creating a line shading from dark to light. The lines are gradually become thin.…
An exercise in creating a line shading, where the line is becoming thicker. The pen is slightly changed…
A standard topography symbol commonly used for shading hills.