"Besides these (which are all good and substantiall commodities) they haue diuers other of smaller accompt, that are naturall and proper to that countrey: as the fish tooth (which they call Ribazuba) which is vsed both among themselues, and the Persians and Bougharians that fetch it from thence for beads, kniues, and sword hafts of Noblemen and gentlemen, and for diuers other vses."