1880 | printing ink on paper
1886 | printing ink on paper
late-19th century - early 20th century | printing ink on paper
1881 | printing ink on paper (14.81a-f, i-k), brown printing ink on paper (14.81g-h)
1882 | printing ink on paper
1910 | ink on paper
late19th century - mid-20th century | gelatin silver process
1891 | gelatin silver process
graphite on paper
acrylic
1958 | oil on canvas
1958 | oil on canvas, possibly acrylic
1935 | graphite on tracing paper
mid-20th century | graphite on paper
1852 | oil on canvas