1931 | watercolor on paper; matboard
1935 - 1989 | ink on scratchboard
1947 | mahogany wood
mid-20th century - late 20th century | ink on paper
1933 | oil on canvas board
1937 | oil on canvas board
1929 | oil on canvas board
mid-20th century - late 20th century | colored pencil on paper
1946 | colored pencil on paper
circa 1950 | silver
1930–1940 | silver, turquoise
circa 1930 | metal
1920–1930 | leather, glass, cotton
May 1, 1930 | ink on paper
April 14, 1944 | gelatin silver process
February 16, 1930 | gelatin silver process
1941 | gelatin silver process
April 22, 1931 | ink on paper
September 7, 1927 | ink on paper
