1880 | printing ink on paper
August 29, 1879 | graphite on paper
1879 | printing ink on paper
1882 | printing ink on paper
1860 | silver and palladium
September 7, 1878 | graphite on paper
March 11, 1883 | graphite on paper
late 19th century | graphite and ink on paper
July 6, 1880 | graphite on paper
late-19th century - early 20th century | graphite on paper
September 1883 | graphite on paper
July 2, 1880 | graphite on paper
September 7, 1878 | graphite and wash on paper