Found objects from the Thames. Top row: a 1687 tin halfpenny, a Victorian clay pipe, a gold ring, a Victorian ring. Middle row: a decorated medieval button, a Victorian clay pipe, an 1830 George IV farthing, a Georgian military button. Bottom row: a Hooper Brewery stopper, a sailor's bag lock, a French Jacob pipe bowl and a child's toy clay pipe bowl. Note: objects not to scale. (Thames and Field)