oil on board
1920 | tempera and pen on paper
oil on canvas attached to board
tempera and pen on paper
tempera on mat board
watercolor and pen on paper
tempera on board
tempera on paper
tempera and graphite on paper
oil on canvas
1932 | oil on canvas
oil
1958 | oil on canvas, possibly acrylic
1970s | hide, feathers (eagle), glass, silk, wool, ermine
