Price: $10,000 German physicist; awarded first Nobel prize for physics in 1901 for his discovery of X-rays. Autograph Letter Signed, Dr. W.C. Röntgen, one page, Cadenabbia, March 30, 1909. In German. On his personally imprinted correspondence card to the Court Secretariat of his Royal Highness Prince Alfons of Bavaria. ”Enclosed I am sending you my … [ Read More ]