Physical Dimensions: overall: 23.4 x 10 cm (9 3/16 x 3 15/16 in.)
Provenance: Sir John Charles Robinson [1824-1913], London; sold to John Malcolm [1805-1893], Poltalloch; by inheritance to his son-in-law, Alfred E. Gathorne-Hardy; by descent to his son, Geoffrey Gathorne-Hardy; gift to his cousin, Robert Gathorne-Hardy; (sale, Sotheby's, London, 28 April 1976, no. 14); Armand Hammer, Los Angeles; gift 1991 to NGA.