France 500 Francs 1994 Marie Curie & Pierre Curie EXTRA Fine Note Ex Rare

marie curie : Together with her husband, she was awarded half of the Nobel Prize for Physics in 1903, for their study into the spontaneous radiation discovered by Becquerel, who was awarded the other half of the Prize. In 1911 she received a second Nobel Prize, this time in Chemistry, in recognition of her work in radioactivity.

Pierre Curie, (born May 15, 1859, Paris, France—died April 19, 1906, Paris), French physical chemist, cowinner with his wife Marie Curie of the Nobel Prize for Physics in 1903. He and Marie discovered radium and polonium in their investigation of radioactivity