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

Colored marker on paper

Graphite on paper

Black marker on paper

Black and brown marker and black pen on paper

Graphite on paper

Colored marker on paper

Graphite on paper

Graphite and colored pencils on paper

Colored marker on paper

Graphite on paper

Black and metallic marker on paper

Colored crayons on paper