We also order that, in order to avoid the fraud and swindle that in the said milling could be done, the town shall appoint one person who shall keep a book in which all the wheat and other 'ciberas' [?] that the present or future neghbours and dwellers grinded shall be written down, indicating the day, the month and the year and the name of the owner of the wheat and 'cibera' , and the mill. And [the appointed person] shall give a warrant letter which shall indicate these data.