LADY MARY VICTORIA HAMILTON (1850-1922), PRINCESS OF MONACO, AUTOGRAPH autographed letter signed, adressed to her doctor 'Lieber Herr Professor' with New Year wishes. 21 January 1912

in German 17.5x13.5 cm Lady Mary Victoria Hamilton (1850-1922), was a Scottish noblewoman who was the great-grandmother of Prince Rainier III of Monaco, Prince Karl Johannes von Schwarzenberg and Princess Ira von Fürstenberg, and the the great-great grandmother of Albert II, Prince of Monaco.