1886 | printing ink on paper
1860 | silver and palladium
September 8, 1878 | graphite on paper
1878 - 1880 | graphite on paper
April 28, 1890 | graphite on paper
1895 | graphite on paper
September 16, 1881 | graphite on paper
1883 | printing ink on paper
1878 | printing ink on paper
1882 | printing ink on paper
1880 | brown printing ink on paper
1869 | printing ink on paper
late-19th century - early 20th century | graphite on paper
1883 | graphite on paper
1860 | graphite on paper