No pictures, but the description sounds like the one I was thinking about. I think it's #36 or thereabouts.
How dare you peruse another coaster site! Why can't you realize that all the other sites don't make any business sense and rely on extinct technology? This pet project of your is really odd.
*Holds out dead horse for millrace to take another whack* ;)
RGB, That thing really sounds scary I am glad it no longer exists as the idea of someone trying to make another one of those is just plain frightening.