Just eight of these copies are known to still exist, and the other seven are publicly owned.

Bidding will begin at $1 million, but it is expected to sell for much more.

Experts believe that 26two for each of the 13 stateswere signed.

Constitution Copy Auction

Credit:Brunk Auctions

Members of special ratifying conventions spent months going back and forth before accepting the structure the founders put forth.

This simple looking version is what started breathing life into the Constitution.

Constitution

Credit:Brunk Auctions

Filing cabinet constitution

The filing cabinet where the copy was found.Credit:Brunk Auctions