late-19th century - early 20th century | graphite on paper
1890 | printing ink on paper
1910 | graphite on paper
June 7, 1910 | graphite on paper
September 1906 | graphite on paper
July 20, 1878 | graphite and black lithographic colored pencil on paper
mid-19th century - early 20th century | graphite on paper
1907 | white gouache and pencil on newsprint
1880 | graphite on paper
April 3, 1910 | graphite on tissue
late 19th century | graphite on paper
1900 | graphite on paper
1875 | graphite on paper, heightened with white chalk
possibly 1872 | graphite on paper
1880 | printing ink on paper
late-19th century - early 20th century | printing ink on paper