Thanks to all who responded to my inquiry -- I got lots of helpful leads
and information.  I probably should have explained that this is primarily
for a couple of electrical engineering students who are colorblind and are
having great difficulty identifying colors of wires and so on.

Thanks again for all your help,

Jim

------------

James A. Rebman

Cognitive Levers Project
Center for Life-Long Learning and Design
Department of Computer Science
University of Colorado, Boulder

"Any intelligent fool can make things bigger, more complex, and more
violent.  It takes a touch of genius and a lot of courage to move in the
opposite direction."

 - E. F. Schumacher