Once in a while you hear about a penny or two found on coin beach, the old Irish coins from the Faithful Steward shipwreck (1785). These coins are mostly half pennies, but there were some gold-rose guineas. There were four hundred barrels of these coins and for years people have found thousands of these "Irish pennies". Rarely do you hear about any other finds aside from a hint or whisper of some possible treasure. Yesterday Mark Steelman, the first mate on the Thelma Dale IV, found a piece of eight while metal detecting near Coin Beach in Delaware . . .