<Li> <P> Four officers of the Amsterdam Coopers and wine - rackers Guild by Gerbrand Jansz van den Eeckhout, c. 1660 </P> </Li> <P> Four officers of the Amsterdam Coopers and wine - rackers Guild by Gerbrand Jansz van den Eeckhout, c. 1660 </P> <Li> <P> Reception of Jan Karel de Cordes at the guild hall by Balthasar van den Bossche, c. 1711 </P> </Li> <P> Reception of Jan Karel de Cordes at the guild hall by Balthasar van den Bossche, c. 1711 </P>

What is the difference between merchant and trader