March 1, 1877 | graphite on paper
1878 | graphite on paper
late-19th century - early 20th century | graphite and white chalk on paper
July 25, 1865 | graphite on paper
July 22, 1865 | graphite on paper
1895 | wash and graphite on paper
August 7, 1865 | graphite on paper
August 5, 1865 | graphite on paper
August 9, 1865 | graphite on paper
circa 1861 | graphite on paper
mid-19th century - early 20th century | graphite on paper
1903 | graphite on paper
1904 | graphite on paper
1880 | printing ink on paper
1880 | brown printing ink on paper