Section 109. Whoever lades, equips or fits out, or assists in lading, equipping or fitting out, a ship or vessel, with intent that it shall be wilfully cast away, burnt, sunk or otherwise destroyed, and with intent to injure or defraud an owner or insurer of such ship or vessel, or of any property laden on board the same, shall be punished by imprisonment in the state prison for not more than twenty years or by a fine of not more than five thousand dollars and imprisonment in jail for not more than two and one half years.