Art. I. "First then to procure, by this means, a mutual and reciprocal advantage to the sovereigns and subjects of both crowns, her British majesty does offer and undertake for the persons, whom she shall name and appoint, That they shall oblige and charge themselves with the bringing into the West-Indies of America, belonging to his catholick majesty, in the space of the said 30 years, to commence on the 1st day of May, 1713, and determine on the like day, which will be in the year 1743, _viz._ 144000 negroes, _Piezas de India_, of both sexes, and of all ages, at the rate of 4800 negroes, _Piezas de India_, in each of the said 30 years, with this condition, That the persons who shall go to the West-Indies to take care of the concerns of the assiento, shall avoid giving any offence, for in such case they shall be prosecuted and punished in the same manner, as they would have been in Spain, if the like misdemeanors had been committed there." Art. II. Assientists to pay a duty of 33 pieces of eight (_Escudos_) for each Negro, which should include all duties. Art. III. Assientists to advance to his Catholic Majesty 200,000 pieces of eight, which should be returned at the end of the first twenty years, etc. John Almon, _Treaties of Peace, Alliance, and Commerce, between Great-Britain and other Powers_ (London, 1772), I. 83-107. ~1713, July 13. Great Britain and Spain: Treaty of Utrecht.~ "Treaty of Peace and Friendship between the most serene and most potent princess Anne, by the grace of God, Queen of Great Britain, France, and Ireland, Defender of the Faith, &c. and the most serene and most potent Prince Philip V the Catholick King of Spain, concluded at Utrecht, the 2/13 Day of July, 1713."