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

Graphite on paper

Watercolor and graphite on white wove paper

Black and red marker on paper

Graphite on cream laid paper

Black ink, partly over graphite, on cream laid paper.

Colored marker on paper

Black crayon on paper

Graphite on paper

Black crayon on paper

Black crayon on tan wove paper

Graphite on cream wove paper

Colored crayons on paper