charcoal

Charcoal on gessoed sketchbook paper

Charcoal on gessoed sketchbook paper

Charcoal on gessoed sketchbook paper

Charcoal and iron oxide recovered from acid mine runoff on watercolor paper

Charcoal and iron oxide recovered from acid mine runoff on watercolor paper

Charcoal and iron oxide recovered from acid mine drainage on watercolor paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Charcoal on wood

Charcoal on gessoed sketchbook paper

Charcoal on gessoed sketchbook paper

Charcoal and iron oxide recovered from acid mine runoff

Charcoal and iron oxide recovered from acid mine runoff recovery on watercolor paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Charcoal on Bristol mounted on board

Charcoal on wood

Charcoal on gessoed sketchbook paper

Charcoal on gessoed sketchbook paper

Charcoal on gessoed sketchbook paper

Charcoal on mixed media paper

Charcoal on mixed media paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Ink, charcoal and carbon pencil on paper

Charcoal on board