This post is from a low-reputation account and contains an unverified outbound link. Be cautious before clicking external links.
Material used:
Paper: (34x24cm) gray coloured cardboard.
Graphite pencil STABILO HB.
PRISMACOLOR graphite pencil.
Faber-Castell pen black.
DERWENT charcoal pencils.
Paper cutter scalpel.
Kneaded eraser, ruler.
Cotton material.