mid-19th century - early 20th century | graphite on paper
mid-19th century - early 20th century | iron gall ink on paper
1884 | printing ink on paper
1881 | printing ink on paper
1887 | printing ink on paper
August 9, 1873 | graphite on paper
1993 | ballpoint pen on paper
1853 | printing ink on paper
July 12, 1873 | graphite and ink on paper
mid-19th century - early 20th century | graphite on tracing paper
1876 | graphite on paper