>
> If all you want is a stack of images you could use a stack of plane{}
> instead of box{}... they would be quicker to render (ie less surfaces) and
> you'd only have one face per pane to worry about when it comes to
> image_map{} them.
>
> You'll have fun getting all the alpha channel or transparency working right
> though!
>
> And as someone else said, you'll have to up the max_trace_level...
>
> Rarius

Well, I'm trying to simulate opaque painting or pasting of paper on one side
of a piece of glass, and then stacking them together so I think thin boxes
are better.

I will do some experimenting and see what's what.  Thanks all for your help.

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