PROUST, Marcel (1871-1922). Autograph letter signed to Princess Marthe Bibesco, 44 rue Hamelin, n.d. [February 1921], writing disconsolately 'Je viens d'être à peu près mourant, d'où mon silence', hoping that he will see her soon and asking her to remind the Prince of him, one page, 8vo, conjugate blank leaf, autograph envelope addressed to 'Madame La Princesse George Bibesco née Lahovary' in the Faubourg St. Honoré.