Action Comics #1

What I wouldn't give to have this comic. The one that introduced Superman to the world in June 1938. Estimated at $126,000 it is a little out of my price range, I think my wife would kill me. I might be in luck, bidding starts at $1 ...

"It's the Holy Grail of comic books," comic expert Stephen Fishler, who created the 10-point grading scale used to evaluate comic books, told Reuters.

"This is the one that started it all. There was no such thing as a super hero before it. No flying man. Comics weren't even that popular. It's the single most important event in comic book history," he said.

UPDATE:

10 minutes =$20,000