Good stuff but not too valuable - don't reckon more than £ 5 for any item, and on a bad day on ebay might not even get a bid higherr thean a couple of quid.
That having been said, completeness and cut counters can be an issue with these so you could get lucky.
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FWIW Legacy of Eagles is one of the greats, adventure wise - well written and interesting module - perhaps worth getting the gang back together?!

)
You can never have too much of something you didn't need in the first place.