Here's some older ones on Ebay: http://www.ebay.com/itm/Panama-2-x-1-1-4-Centesimo-Balboa-1940-2-x-Centesimo-Uraca-1953-200-/290634316683?pt=UK_Coins_World_RL&hash=item43ab27bb8b#ht_1204wt_1026