1879 | printing ink on paper
1890 | gelatin silver process
late 19th century - mid-20th century | gelatin silver process
1903 | gelatin silver process on paper
1912 | gelatin silver process
mid-19th century - mid-20th century | gelatin silver process on paper
1888 | graphite on paper
1881 | graphite on paper
April 16, 1883 | ink and graphite on paper
1867 | graphite and white chalk on paper
1868 | graphite on paper
1881 | printing ink on paper
1887 | printing ink on paper mounted to wood core board
1886 | printing ink on paper