drawing, Alexander Hugo Bakker Korff, c. 1860, Signature front, bottom left: ... K ... [unclear], pencil, paper, ink, signed, Carrier: 9.6 x 7.9cm 96 x 79mm, Day size: 10 , 8 x 9.1cm 108 x 91mm, With passe-partout: 42.5 x 30cm 425 x 300mm, woman, rea