Sketchbook: Portraits/heads in the shape of buildings. Martin Luther, Kant, etc./Miner's lamp

Mixed media

Black crayon on paper

Graphite on paper

Ink on paper

Colored crayons on paper

Black ink and graphite traces on paper

Watercolor over graphite on thin cream laid paper

Black marker on paper and adhesive on paper

Graphite on paper

Graphite on paper

Ink on paper

Graphite on paper