The Trials of eight persons indited for piracy &c : Of whom two were acquitted, and the rest found guilty. At a justiciary Court of Admiralty assembled and held in Boston within His Majesty's province of the Massachusetts-Bay in New-England, on the 18th of October 1717. And by several adjournments continued to the 30th. Pursuant to His Majesty's commission and instruction, founded on the act of Parliament made in the 11th. & 12th of King William IIId. Intituled, An act for the more effectual suppression of piracy. : With an appendix, containing the substance of their confessions given before His Excellency the governour, when they were first brought to Boston, and committed to goal.