Untitled (drawing by Piene's daughter, left page); Untitled (bleed-through of following page with title for drawing, right page)

Black crayon and graphite on cream wove paper

Graphite on paper

Graphite with purple crayon on paper

Colored crayons on paper

Graphite on paper

Graphite on paper

Graphite on paper

Watercolor on paper

Graphite on paper

Graphite and blue crayon on paper

Black marker on paper

Colored marker and blue pen on paper