Classic Film Props and Memorabilia

If you could have any prop from any classic film, what would it be?

I just saw a post like this on Facebook and I thought I'd swipe the idea for us, but I'd like to expand that to ask what you may already own.   Many of you are collectors of classic film memorabilia anyway and I'd love to know what you have in your collections.

So, what do you have, and what do you want?

Personally, I think I'd get a big kick out of an off-screen item: one of those canvas director's chairs with the name of...oh, say, Humphrey Bogart on it, or Barbara Stanwyck, or Ann Blyth...or Joseph Cotten...or....