Irish poet and playwright; winner of the 1923 Nobel Prize for Literature. ALS signed 'WB Yeats,' one page, 4.5 x 7, Royal Societies Club letterhead, February 13, 1916. Letter to an unknown recipient. In part, 'I see that you have just read my 'Hourglass' perhaps someday you read the new version I have made... my 'Wiseman' may have more spirit and more religion in his death.' Nicely double matted and framed with a portrait of Yeats, to an overall size of 19.25 x 15.25. In fine condition, with scattered light toning and soiling, small repair to tear at bottom and bold text. COA John Reznikoff/University Archives and RRAuction COA.