Plant Study with Burdock, Carl Wilhelm Kolbe, c. 1820?

Date: c. 1820?. Dimensions: image: 17.46 × 24.45 cm (6 7/8 × 9 5/8 in.); plate: 20 × 27.31 cm (7 7/8 × 10 3/4 in.); ; sheet: 26.35 × 34.61 cm (10 3/8 × 13 5/8 in.). Medium: etching on wove paper. Collection: National Gallery of Art. Carl Wilhelm Kolbe, Plant Study with Burdock, c. 1820?, NGA 126919