mid-20th century | tempera on paper
circa 1936 | tempera on paper
1980 | tempera on mat board
early 20th century | tempera on paper
circa 1930–1940 | semi-tanned hide, commercially tanned leather, glass, cotton thread
mid-20th century - late 20th century | felt tip pen on matboard
1929 | tempera on paper
late 19th century - early 20th century | metal, tusk, silver, nickle plated metal
1945 | tempera on paper