• Josef Albers: Homage to the Square: Edition Keller Ii, 1970, 55 x 55 cm, Screenprint on Hahnemühle Buttenboard
  • Josef Albers: Squares: Blue and Cobalt Green in Cadmium Green, 1958, 41 x 41 cm, Oil on Masonite
  • Josef Albers: Hommage au Carré, 1965, 28 x 28 cm, Screenprint on J. Perrugot Arches Special MBM paper
  • Josef Albers: Hommage au Carré, 1965, 48 x 39 cm, Screenprint on J. Perrugot Arches Special MBM paper
  • Josef Albers: Hommage au Carré, 1965, Screenprint on J. Perrugot Arches Special MBM paper
  • Josef Albers: O-G, 1967, 28 x 28 cm, Screenprint on Mohawk Superfine Bristol Paper
  • Josef Albers: DR-a, 1968, 60 x 60 cm, Screenprint on cardboard
  • Josef Albers: DR-b, 1968, 60 x 60 cm, Screenprint on cardboard