March 5, 1877 | graphite on paper
1895 | graphite and iron gall ink on paper
late-19th century - early 20th century | graphite on paper
March 1877 | graphite on paper
1906 | purple colored pencil on paper
September 1906 | purple colored pencil on paper
late 19th century | graphite and ink on paper
1877 | graphite on paper
September 8, 1906 | purple colored pencil on paper
1878 | graphite on paper
mid-19th century - early 20th century | graphite on paper
1879 | graphite on paper
September 11, 1906 | purple colored pencil on paper