From left to right: Pierre Curie (Nobel Prize in Physics 1903); Marie Curie (Nobel Prize in Physics 1903 and Chemistry 1911); Irène Curie (Nobel Prize in Chemistry 1935); Dr Curie (Pierre Curie's father).
Irene Joliot-Curie: 1897-1956; The French physical chemist Irene Joliot-Curie was awarded, with her husband, the 1935 Nobel Prize for Chemistry for the discovery of new radioactive isotopes prepared artificially. She was the daughter of Nobel Prize winners Pierre and Marie Curie.
April 20, 1902: THE CURIES ISOLATE RADIUM - Marie and Pierre Curie successfully isolate radioactive radium salts from the mineral pitchblende in their laboratory in Paris. One year after isolating radium, they shared the 1903 Nobel Prize in physics with French scientist A. Henri Becquerel for their groundbreaking investigations of radioactivity.
Pierre and Marie Curie shortly after their wedding, 1895, Sceaux . [for their wedding contract] - There was no lawyers necessary, as the marriage pair possessed nothing in the world - nothing but two glittering bicycles bought the day before with money sent as a present from a cousin, with which they were going to roam the countryside in the coming summer. — Ève Curie, in Madame Curie (1938)