Acts and laws, passed by the Great and General Court or Assembly of the province of the Massachusetts-Bay in New England : begun and held at Boston, the thirty-first day of May, 1770; and continued by sundry prorogations to Thursday the fifteenth day of March following, and then held at Cambridge. : Chap. II. An act for effectually preventing the currency of the bills of credit of Connecticut, New-Hampshire and Rhode Island, within this province.