An ordinance of the Lords and Commons assembled in Parliament for the better security and incouragement of all and every such person and persons, bodies politique and corporate : as already have, or hereafter shall become, purchaser from the trustees of any mannors, lands, &c., late belonging to any arch-bishop or bishop within the realme of England or dominion of Wales : and the manner of ensuring the same to the purchaser, with the time limited for the perfecting of their conveyances.