"The Primal Sound and its Gradations," Study for Kandinsky's Course

Blue and black pen on paper

Colored marker and black pen on paper

Watercolor and gouache over graphite on heavy cream wove paper

Colored marker on paper

Graphite on paper, mounted

Graphite on paper

Colored marker on paper

Graphite on paper

Black marker on paper

Black crayon on paper

Graphite on white wove paper

Graphite and red pencil on paper