Three men shared the 1962 Nobel Prize in Medicine for discovering the function and structure of DNA, providing enormous impetus for research in the emerging fields of molecular genetics and biochemistry. Ink signatures of James Watson, Francis Crick and Maurice Wilkins on an off-white card. Double matted with a photograph of their original DNA Model, and two photographs of the scientists, to an overall size of 20 x 16. Accompanied by a letter from Maurice Wilkins referencing the card as well as referencing the best way to contact Crick to have him sign it. In fine condition. R&R COA.