late-19th century - early 20th century | graphite on paper
July 6, 1880 | graphite on paper
September 12, 1880 | graphite on paper
July 29, 1860 | graphite on paper
July 26, 1860 | graphite on paper
late 19th century | graphite on paper
mid-19th century - early 20th century | blue ink on paper
mid-19th century - early 20th century | graphite on paper
1895 | graphite and iron gall ink on paper
1883 | graphite on tracing paper
1895 | graphite on paper