Unofficial Tex Murphy

Does anyone happen to own any copies of Volumes 1, 4, 11 or 12 of "The History of Middle Earth", 1st Editions / 1st Impressions, published in Great Britain? If so, I'd be willing to purchase, if you'd be willing to sell. I've been working on my Tolkien Collection as of late, and those are the only ones I'm missing currently...

Bests, Rockefeller

didn't even know they existed!

There's a lot of things that we don't know exists.

Still, how can something exist if we don't know it exists?