1868 | printing ink on paper
1882 | printing ink on paper
1883 | printing ink on paper
1881 | printing ink on paper
mid-19th century - early 20th century | graphite on tracing paper
1887 | printing ink on paper
1886 | brown printing ink on paper
1879 | printing ink on paper
mid-19th century - early 20th century | graphite on paper
1888 | brown printing ink on paper