"Their age and provenance are clear enough: The bonds were issued by the Weimar Republic some 80 years ago to raise cash. Just how much they might be worth today is open for debate. But six investors in the US are taking Germany to court to find out -- and to force the country to pay up. The certificates were issued by the Weimar Republic in the 1920s as a way to help pay debts and reparations demanded after World War I. They are still, in fact, being traded with investors hoping they can eventually be redeemed."