Amsterdam cs 1 oil on canvas onn panel 1980 Amsterrdam cs 2 acrylic tempera oil 180×100 1980 Amsterdam cs 5 40×60 acrylic temera oil 1985 Amsterdam cs 3 40×60 acrylic 1981 amsterdamcs 4 140×100 acrylic tempera oil 1981 Antwerpen cs 1 200×140 acrylic tempera oil 1981 Antwerpen cs 2 60×40 arilic oil 1981 Raising steel (Antwerp) 180×120 acylic tempera oil 1981 Deventer 120×60 acrylic tempera oil 1981 753 140×140 acrylic tempera oil 1984