Congo (Free State), Leopold II. Silver 50 Centimes (½ Franc) Coin.Reference: KM-5. Engraver: Leopold Wiener Denomination: 50 Centimes (½ Franc) Diameter: 18mm Material: Silver Weight: 2.44gm Obverse: Bearded bust of Leopold II left. Engraver´s signature (“L. WIENER”) below. Legend: LEOP. II R.D. BELG. SOUV. DE L’ETAT INDEP. DU CONGO Reverse: Crowned coat-of-arms of the Free State of ...