Physical Dimensions: plate: 22.86 x 15.24 cm (9 x 6 in.)
sheet (with tab): 23.5 × 15.24 cm (9 1/4 × 6 in.)
Provenance: Probably sold to W.C. Alexander. Collection of Mr. James Watson Webb [1884-1960] and Mrs. Electra Havemeyer Webb [1888-1960], Los Angeles and Vermont; gift to NGA 1942.