Pen | 2018
Pen | 2019
Pen | 2016
Chessmen study | Pencil | 2009
Pen | 2018
Pencil | 2009
Queen study | Pencil | 2009
Knight study | Pencil | 2009
Texture study | Pencil | 2013
Texture study | Pencil | 2013
Pen | 2019
Pen | 2019
Class notes | Ballpoint | 2010
Ink | 2016
Skull study | Pencil | 2016