MK,
> > But what *is* the order of nodes returned by ancestor::*/@attr
> 
> It returns an unordered set.
> 
> But most operations on this unordered set will process the 
> nodes in document
> order.

Is that the generality then Mike, given a 'confusing' mix
of axis, it comes back unordered, but operations on
an unordered set operate in document order?

DaveP

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