Franks Slide
sorry about that link, it must not work any more.
Here's another one:http://www.frankslide.com/boulder.html
Here's some images I dug off the net:


Geek Speak » in reply to Thanks for the AutoCad info.
sorry about that link, it must not work any more.
Here's another one:http://www.frankslide.com/boulder.html
Here's some images I dug off the net:

