George Grosz "SONNENAUFGANG IM ARBEITERVIERTEL" (1918) Pen and India ink, in places washed, on wove paper Signed, dated and inscribed lower left: GROSZ 1918 July. On the reverse: "EROTISCHE PHANTASIE". Pen and India ink 40,8 x 37,3 cm Private collection, France Accompanied by a confirmation by Ralph Jentsch, Rome/New York, dated 26 March 2011