They have a very extrordinary method of keeping people from traveling - to hinder them I suppose from going into any districk where gold or diamonds may be found, as there are more of such than they can possibly guard, which is this: there are certain bounds beyond which no man must go, these vary every month at the discretion of the Vic[e]roy, sometimes they are a few sometimes many Leagues Round the City: Every man must in consequence of this come to town to know where the Bounds are, for if he is