1955, Algeria. Epreuve d'artiste signée in darkbrown for the issue "30th French Congress of Medicine, Algiers, April 3-6, 1955" showing "Aesculapius Statue and El Kattar Hospital, Algiers". Creased slightly. Scarce! (Tax Method: Regular Taxation) (Image)

1966, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "15th Occupational Medicine Congress, Vienna". Acrylic on card with overlay for health emblem. Passepartout framing. Issued design. Size (netto) 233x313 mm. Some printer'snotes on the reverse. UNIQUE ARTWORK. (Mi #1217) (MS) (Tax Method: Margin System) (Image)

1973, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "Fight against Drug Abuse" showing "Drugs are Death". Acrylic on card with inscription montage. Passepartout framing. Issued design. Size (netto) 242x190 mm. UNIQUE ARTWORK. (Mi #938) (MS) (Tax Method: Margin System) (Image)

1978, Austria. Original artist's painting for the issue "Aid to the Handicapped". Acrylic and collage on card with inscription overlay and passepartout framing. Issued design. Size (netto) 273x207 mm. Some printer's notes on the reverse. UNIQUE ARTWORK. (Mi #1585) (MS) (Tax Method: Margin System) (Image)

1979, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "10th World Congress of Intl. Diabetes Federation, Vienna" showing "Diseased Eye and Blood Vessels". Acrylic on card with inscription overlay and passepartout framing. Design slightly different than issued design. Size (netto) 260x185 mm. Some printer's notes on the reverse. UNIQUE ARTWORK. (Mi #1618 ) (MS) (Tax Method: Margin System) (Image)

1980, Österreich. Probedruck in schwarz für die Ausgabe "Kampf dem Rheuma" mit dem Motiv "Hand eines Rheumakranken". (Tax Method: Margin System) (Image)

1987, TSCHAD: Lions International 'Health care' complete set of six in IMPERFORATE blocks of four with different margins, mint never hinged and scarce (Tax Method: Margin System) (Image)

1990, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "European Dialysis and Transplantation Society, 27th Congress". Acrylic on card with inscription overlay. Passepartout framing. Issued design. Size (netto) 327x199 mm. Some printer's notes on the reverse. UNIQUE ARTWORK. (Mi #2002) (MS) (Tax Method: Margin System) (Image)

1997, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "Austrian Working Environment" showing "Community nurse looks after a patient". Acrylic on paper on card with inscription overlay and passepartout framing (little abrasion). Issued design. Size (netto) 324x196 mm. Some printer's notes on the reverse. Additionally for the same issue there is a sketch showing a non-adopted design. (pen on tracing paper; size (netto) 162x95 mm). UNIQUE ARTWORKS. (Mi #2233) (MS) (Tax Method: Margin System) (Image)

2000, Austria. Original artist's painting by Prof. Otto Stefferl for the issue "The 100th Anniversary of the Discovery of Human Blood Types". Acrylic on card with inscription overlay and passepartout framing. Variety: face value 7s instead of issued8s. Size (netto) about 293x225 mm. Some printer's notes on the reverse. UNIQUE ARTWORK. (Mi #2322) (MS) (Tax Method: Margin System) (Image)