 Pictures of the coins released by Odyssey have had their markings obscured to prevent identification.However, from examining the edges of the coins it appears that they come from the middle of the 18th century, too late to be from "Merchant Royal".Rare coin expert Nick Bruyer, who examined a sample of 6,000 coins from the wreck, said of the discovery, "For this colonial era, I think (the find) is unprecedented...