I found some info on google, along with pics,
Here are some links for you to look over,
http://www.corvettes-musclecars.com/...maro/index.htm
http://www.flyingarestoration.com/ for this one, click on cars, them near the bottom it's listed.
http://www.yenko.net/dealers/motion.htm another link, looks like there were two types, Baldwin Motion and Baldwin-Motion Phase III.
Well hope this helps!