1906 - 1908 | graphite and purple colored pencil on wove paper
1882 | graphite on paper
1886 | graphite on paper
August 1, 1873 | graphite on paper
September 1906 | graphite on paper
1880 | graphite on paper
August 6, 1873 | graphite on paper
late 19th century | graphite on paper
1882 | graphite and white chalk on paper
1883 | pencil on paper
June 1873 | graphite on paper
late 19th century | graphite, wash and white chalk on paper
late-19th century - early 20th century | graphite on paper
1873 | graphite and ink on paper