Ancient coins may solve mystery of notorious 17th-century English pirate

A 17th-century Arabian silver coin, top, that research shows was struck in 1693 in Yemen, rests near an Oak Tree Shilling minted in 1652 by the Massachusetts Bay Colony, below, and a Spanish half real coin from 1727, right, on a table, in Warwick, Rhode Island (Steven Senne/AP)
A 17th-century Arabian silver coin, top, that research shows was struck in 1693 in Yemen, rests near an Oak Tree Shilling minted in 1652 by the Massachusetts Bay Colony, below, and a Spanish half real coin from 1727, right, on a table, in Warwick, Rhode Island (Steven Senne/AP)