July 23, 1879 | graphite on paper
late 19th century | graphite on paper
1903 | graphite on paper
late 19th century | graphite on tracing paper
mid-19th century - early 20th century | graphite in paper
August 5, 1879 | graphite on paper
mid-19th century - early 20th century | graphite on paper
late-19th century - early 20th century | printing ink on paper
1884 | brown printing ink on paper
1884 | printing ink on paper
June 1873 | graphite on paper
late 19th century | graphite, wash and white chalk on paper