late 19th century - mid-20th century | gelatin silver process
mid-19th century - early 20th century | graphite on paper
1906 | ink and graphite on paper
1887 | brown printing ink on paper
1885 | printing ink on paper
1881 | printing ink on paper
1884 | brown printing ink on paper
1890 | printing ink on paper
1888 | printing ink on paper
1891 | gelatin silver process, photo paper on board
1910 | graphite on paper
late 19th century | graphite on paper
1886 | graphite on paper
1882 | printing ink on paper
1879 | printing ink on paper