Yeah, it's worth something, but if you are looking for a dollar amount you are barking up the wrong website I fear.
What is the Admiral's name? At the beginning of reading that book I was a skeptic, at the end of reading it I felt skepticism was something I could
no longer cling to responsibly, though I still wish - sort of - that I would see one.
I bought a signed Jacques Vallee off ebay a couple of years ago for £4. I don't think it's increased in value. Unless someone want to make me an
offer...?