Engine Turning Links.
Engine turning is an old, well established art form. These items were made by Paul Fletcher from the UK. (Photos used with permission)
Much more information is available in the links below.
Pledge and Aldsworth The definitive site for engine turning.
On Ye Art and Mysterie of Turning A history of lathes
Renzetti Guilloche from Italy
Ornamental Turning by James Harris
Peninsula Woodturners Guild - Victoria, Australia