That’s what the first-ever comic book featuring Superman cost when it came out. Ten cents. That exact same comic book just sold for 15 million dollars. If my math is correct, that’s more than double.

Here are the 10 most expensive collectibles ever sold, along with their reasons for commanding such staggering prices.

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A long forgotten box in a family attic has just rewritten the record books, with a single Superman comic selling for $9.12 million and instantly becoming the most valuable issue ever sold. The result ...

Two comic books originally sold on US newsstands for just 10 cents have sold for $13 million. The highest-graded known copy ...

A comic book in which Superman made his first appearance has just sold at auction for a record-breaking amount. A copy of the original "Action Comics" No. 1 from 1938 sold for $6 million, according to ...

SAN FRANCISCO -- A copy of the first-ever issue of "Superman," discovered in a California attic last year, has become the most expensive comic ever sold, fetching $9.12 million at auction. Three ...

Add Yahoo as a preferred source to see more of our stories on Google. 10 cents. That’s what the first-ever comic book featuring Superman cost when it came out. Ten cents. That exact same comic book ...