The circuits the pen can draw may only be limited by what the person holding it can imagine. You Might Also Like. Your Body Could One Day Be a Computer Display. April 18, 2016.

I have been interested in nature since I was a little kid. I remember being interested in birds and bugs when I was 5 years old. Any time there was a program on TV about wildlife, I was glued to ...

The Valley of Light.—Studies with Pen and Pencil in the Vaudois Valleys of Piedmont. By W. Basil Worsfold. (London: Macmillan and Co, Ltd., 1899.) ...

Eubanks patented eight drafting machines and drawing instruments in the early 1940s. The marks on the bow pencils probably refer to his patents, "Compass" (U.S. Patent 2,297,999 issued October 6, 1942 ...