Physical Dimensions: sheet: 22.3 x 27.9 cm (8 3/4 x 11 in.)
support: 24.5 x 29.7 cm (9 5/8 x 11 11/16 in.)
Provenance: John Bryson, Oxford, England, until 1976; Stephen Somerville, London, until 1977; Armand Hammer Collection, Los Angeles, CA; gift to NGA, 1991.