That the estate in all
lands and premises which shall be hereafter granted and conveyed by any person
or persons for Roman Catholic Church purposes shall be vested by deed or other
proper assurance in the Roman Catholic Bishop for the time being administering
the ecclesiastical affairs of the said Roman Catholic Church in the said
Colony and his successors, under and subject to such trusts as may be imposed
by the donors and grantors thereof as conditions of their grant.