Widely admired French artist (1841–1919) who was one of the most visible and influential figures of the impressionist movement. ALS in French, signed “Renoir,” two lightly lined pages, 5.25 x 8, January 14, 1907. Renoir writes from Cagnes, thanking a friend for a book on ancient history. Intersecting mailing folds, light wrinkling, and marginal pieces of old tape to last page, otherwise fine condition. JSA/John Reznikoff Auction LOA and RRAuction COA.