Sorry to keep replying to my own post, but I just received and e-mail from
Jerry Anning. His was the tutorial I had been looking for and its in the
povray.text.tutorials group. Thanks Jerry!

David Cook wrote in message <361fdcfc.0@news.povray.org>...
>How's it done? I seem to recall running across a tutorial on it once, but
>can't recall where. Anyone have any pointers?
>
>TIA, Dave

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