1868 | graphite on paper
late-19th century - early 20th century | graphite on paper
September 2, 1880 | graphite on paper
mid-19th century - early 20th century | graphite on paper
mid-19th century - early 20th century | black ink on paper
September 20, 1893 | graphite on paper
1906 | purple colored pencil on paper
March 5, 1877 | graphite on paper
September 12, 1906 | purple colored pencil and graphite on paper
March 1877 | graphite on paper
1859 | graphite on paper
late 19th century | graphite and ink on paper
1879 | graphite on paper
late 19th century | graphite on paper