1892 | printing ink on paper
May 1, 1920 | graphite on paper
late-19th century - early 20th century | graphite on paper
1906 - 1908 | graphite and purple colored pencil on wove paper
1908 | graphite on paper
1907 | graphite on paper
May 25, 1907 | graphite on paper
May 21, 1907 | graphite on paper
May 12, 1907 | graphite on paper