Portrait of Walter Richard Sickert ( recto ); and Portrait of a woman ( verso )

Sir Max Beerbohm (1872-1956) Portrait of Walter Richard Sickert (recto); and Portrait of a woman (verso) with inscription and date 'Walter Richard Sickert by Max/ 1910' (lower right), and with Albert Rutherston atelier stamp (lower left); inscribed and dated 'AlbertR/1908' (lower right) pencil, charcoal and coloured chalks on pale pink paper; charcoal and grey wash on pale pink paper 11 x 12 ¼ in. (28 x 31 cm.)