Credit line: Donation 1983 from Märta Hamilton, Arne Nelson, Gunvor Nelson and Anne von Schoting / Outer dimension: 19,7 x 14,7 x 1,5 cm(7 3/4 x 5 13/16 x 9/16 in.)(Etui); 16,7 x 12 cm(6 9/16 x 4 3/4 in.)(Passepartout)