mid-19th century - early 20th century | graphite on tracing paper
mid-19th century - early 20th century | iron gall ink on paper
late 19th century | graphite on paper
1882 | graphite and white chalk on paper
1875 | printing ink on paper
1882 | brown printing ink on paper
1881 | printing ink on paper
1881 | brown printing ink on paper
1882 | printing ink on paper
1883 | printing ink on paper
1892 | gelatin silver process
1911 | gelatin silver process
1904 | gelatin silver process
mid-19th century - mid-20th century | gelatin silver process
mid-19th century - early 20th century | graphite on paper
May 1883 | graphite on paper
August 5, 1879 | graphite on paper