1884 | printing ink on paper
1890 | printing ink on paper
September 7, 1878 | graphite on paper
1878 - 1880 | graphite on paper
April 28, 1890 | graphite on paper
1880 | printing ink on paper
1879 | printing ink on paper
1895 | graphite on paper
May 23, 1890 | graphite on paper
1882 | printing ink on paper
1882 | dark brown printing ink on paper
1886 | printing ink on paper
1889 | printing ink on paper
July 29, 1879 | graphite on paper
1878 - 1880 | graphite and white chalk on paper