Äldsta priset på slavar, fann det hos Jesuiterna
"May the nineteenth, in year of the Lord 1248. We, William Alegnan and Bernard Mute, of Cannet, have sold jointly in good faith and without guile to you, John Aleman, son of Peter Aleman, a certain Saracen maid of ours, commonly called Aissa, for a price of nine pounds and fifteen solidi in the mixed money now current in Marseilles."