Nu Allongé by Delphin Enjolras. Dated 1918.
<bdi><a href="https://en.wikipedia.org/wiki/en:Delphin_Enjolras" class="extiw" title="w:en:Delphin Enjolras"><span title="French painter (1857-1945)">Delphin Enjolras</span></a>
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<span class="url"><a rel="nofollow" class="external text" href="https://www.rauantiques.com/nu-allonge-by-delphin-enjolras">M.S. Rau Antiques</a></span>