"RWard" <rmw### [at] swbellnet> wrote in message
news:3a5ddab7@news.povray.org...
> your are correct!
> Tom, tried it and get parsing error message "object or directive expected
> but undeclared identifier height_field found instead"

... but presumably it's still black (or have you added a pigment statement
as well as removing the }?)

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