1862 | graphite on paper
1878 | graphite on paper
mid-20th century | lithograph on paper
late 19th century - early 20th century | gelatin silver process
1916 | gelatin silver process
mid-20th century | tempera on mat board
1870 | watercolor and graphite with white gouache on paper
1882 | graphite on paper
modeled 1921; lost-wax cast circa 1926 | lost-wax cast in bronze