Obverse

Portrait of Pierre and Marie Curie. On their left in the background is represented a bulb containing radium salts photographed thanks to their only brightness. The reds reproduce the graphics drawn by Marie Curie in her study on the probability curves relating to the action of X -rays on the bacilli. At the top of the filigree, "Les Petites Curie", radiological cars that circulated on the initiative of Maris Curie during the 1914-1918 war. Under the small triangle intended for the visually impaired, are printed four round figures symbolizing the so -called "subatomic" world.

Reverse

A representation of the chemistry laboratory of measurement services at the Raduim Institute created on January 20, 1914. Under the watermark the text of the penal code put into force on March 1, 1994.