Optical green composition is an original contemporary artwork realized by Victor Debach in the 1970s. Mixed colored serigraph on paper. Hand signed on the lower right margin. Numbered on the lower left. Edition of LXXXI/C Dry stamps on the lower margin This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution