1933 | oil on board
late 19th century - early 20th century | graphite and ink on paper
mid-19th century | oil
1870 | oil on paper
mid-20th century | tempera on paper
late 19th century - early 20th century | gelatin silver process
late 19th century - early 20th century | negative film
early 20th Century | lead, copper, ink residue
October 23, 1906 | ink on paper
modeled 1921; lost-wax cast circa 1926 | lost-wax cast in bronze