Weiblicher Akt (recto); Bildnis des Pianisten Roderick Mackey (verso)

Egon Schiele (1890-1918) Weiblicher Akt (recto); Bildnis des Pianisten Roderick Mackey (verso) signed and dated 'Egon Schiele 1913' (recto; lower right); with the Nachlaß stamp (verso) pencil on paper 12 3/8 x 18 ½ in. (31.5 x 47 cm.) Drawn in 1913