1880–1890 | leather, glass, cotton cloth, cotton string
late 19th century | hide, glass
1900–1910 | leather, glass, cotton string
early 20th century | hide, glass, metal, pigment
late 19th-early 20th century | gelatin silver process
late 20th century | colored pencil on paper
late 19th century - early 20th century | leather, quills, cotton cloth, cotton string
circa 1920 | leather, glass, cotton cloth, cotton string
late 19th century - early 20th century | leather, glass, cotton string
mid-20th century | lithograph on paper
late 19th century - early 20th century | leather, glass, cotton string, cloth
mid-20th century | tempera on paper
1889 | cast in bronze
1985 | ink on paper
1903 | oil on canvas
modeled 1921; lost-wax cast between 1921 and 1943 | lost-wax cast in bronze
1890–1900 | leather, quills, glass, cotton cloth, animal hair, cotton string
1920–1930 | hide, glass
late 19th century | hide, glass, cotton