Adolph von Menzel Studie Schulter und Arm, Adolph von Menzel, circa 1884 (?)

Study of the shoulder and outstretched left arm of a seated man. Carpenter's pencil on paper. 13 x 20. 5 cm. Possibly a model study for the officer sitting on the right in the picture on the gouache "court ball scene (causerie)" from 1884 (schweinfurt, museum georg schäfer). Date: circa 1884 (?).