French writer, creator of the sixteen volume Remembrance of Things Past (1922-1931), regarded as one of the greatest achievements in world literature. ALS in French, one page, 4.5 x 7.25, no date. Short letter, in French, to a friend. Matted and framed with a portrait of Proust, to an overall size of 15 x 12.5. In fine condition, with a pencil notation to top, small mounting remnant to lower left corner and a mild shade of toning. COA John Reznikoff/PSA/DNA and RRAuction COA.