1879 | printing ink on paper
1895 | graphite on paper
1883 | printing ink on paper
1878 | printing ink on paper
1886 | printing ink on paper
1880 | printing ink on paper
1885 | printing ink on paper
1860 | silver and palladium
September 9, 1878 | graphite on paper
September 5, 1880 | graphite on paper
1882 | printing ink on paper
September 7, 1878 | graphite on paper