Eugène Bléry (1805-1886) Le Chêne en éventail, at the factory. 1846. Etching. 255 x 180. Very fine proof on chine appliqué, annotated in pen and sepia ink: "Eau-forte pure 1er état unique..." and signed. The chine is slightly detached. Slight creases and some light foxing on the support. Very rare. Edition of only a few proofs.