Hammer and Compass, James Henry Moser, between 1890 and 1891

Date: between 1890 and 1891. Dimensions: image (irregular): 8.26 × 14.61 cm (3 1/4 × 5 3/4 in.); ; board: 22.86 × 21.59 cm (9 × 8 1/2 in.). Medium: graphite on paperboard, pen and black ink over graphite. Collection: National Gallery of Art. James Henry Moser, Hammer and Compass, 1890-1891, NGA 181413