Nobel Prize in Chemistry to be recognized. Some important scientific discoveries are never considered for a Prize, as the discoverers may have died by the time the impact of their work is realized. For example, the contributions of Rosalind Franklin in discovering the structure of DNA: her x-ray crystallography citing the shape of DNA as a helix, were not realized until after her death, and the recipients of the prize were Watson, Crick, and Wilkins. A Chemistry Nobel Prize laureate earns a gold medal, a diploma bearing a citation, and a sum of money. The Nobel Prize medals, minted by Myntverket in Sweden and
Marie Curie the franc was replaced by the euro. Curie themed postage stamps from Mali, the Republic of Togo, Zambia, and the Republic of Guinea actually show a picture of Susan Marie Frontczak portraying Curie in a 2001 picture by Paul Schroeder. On the first centenary of Marie Curie's second Nobel Prize in 2011, an allegorical mural was painted on the façade of her Warsaw birthplace. It depicts an infant Maria Skłodowska holding a test tube from which emanate the elements that she would discover as an adult: polonium and radium. Also in 2011, a new Warsaw bridge over the Vistula was