Seeing that the bidding was starting to get out of hand I stopped bidding at 4.5 million ().......the gun that killed Billy the Kid just went for a little over 6 million dollars.
https://www.bonhams.com/auctions/27262/lot/11/?category=list&length=12&page=1
https://www.bonhams.com/auctions/27262/lot/11/?category=list&length=12&page=1