University Of Oxford First World War Poetry Digital Archive
Dataset published 2011 via Bodleian Libraries, University of Oxford
Drafted at Dunsden in early summer 1912. Revised at Bordeaux in June-August 1915 and again in August 1917 at Craiglockhart. This draft is dated '1912'. This is no. 89 in ed. 'The Complete Poems and Fragments'.