Two banknotes with maximum facial values in Belgium were engraved by Slania. First of them was made in 1992, showing King Baldouin I and Queen Fabiola. In 1997 a similar banknote was issued, now showing King Albert II and Queen Paola. Both banknotes have a facial value of 10,000 Belgian Francs. Only the front side of both banknotes were engraved by Slania.
1992. King Baldouin I and Queen Fabiola of Belgium. Pick #146.
Die plate proof by the artist.
Belgium 1997. Front side portraying King Albert II and Queen Paola of Belgium. Pick #152.