1967, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "Centenary Blue Danube, Waltz by Johann Strauss". Acrylic in black and white on card with passepartout framing. Issued design. Size (netto) 213x305 mm. UNIQUE ARTWORK. (Mi#1233) (MS) (Tax Method: Margin System) (Image)

1967, Austria. Lot of 8 original artist's paintings by Prof. Otto Stefferl for the issue "Centenary Blue Danube, Waltz by Johann Strauss". Acrylic on card (mostly in black and white). Non-adopted designs. Different sizes. UNIQUE ARTWORKS. (Mi #1233)(M) (Tax Method: Margin System) (Image)

1971, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "50th Anniversary of Burgenland joining Austria" showing "A Dancing Couple Clothed in Burgenland Garbs". Acrylic on card. Non-adopted design. Size (netto) 77x95 mm. UNIQUE. (Mi #1370) (M) (Tax Method: Margin System) (Image)