WESTERIK, Co (1924-2018). ('Sitting boy with leaves'). 2004. Lithogr. 225 x 193 mm. Signed, dated & numb. (23/30) in pencil. Under passepartout. -- Id. ('Bird above water'). 2006. Etching. 170 x 183 mm. Signed, dated & numb. (26/190) in pencil. Under passepartout. -- (2).