4 sheets: Kompositionen. 1963-81.
Lithograph in colours.
Each signed and dated, numbered 16/50 and 60/150 as well as inscribed 'H/C 1' and 'H.C. XIV'. Artist's proof aside from the edition (2). On various papers, fractionally with watermark. cm ( in)Up to 74 x 96 cm (29,1 x 37,7 in)

The set includes: Phenomena Brown and Blue. Phenomena Spectrum. York Summer Solstice. Vermilion Enigma. Two with blindstamps
Condition B-C. [LB]