By His Excellency Jonathan Belcher, Esq; ... A proclamation : Whereas His Majesty hath received repeated complaints, that the trade of his subjects in the West-Indies, and else-where, suffers much damage and molestation from piratical vessels ... Given at the Council chamber in Boston, the sixth day of April, 1731. - Belcher, Jonathan (Printed by B. Green, printer to His Excellency the governour & Council, 1731)