Original painting on vintage paper

Original painting on vintage paper. Description. "forms" contemporary minimalist gouache painting. Collectible piece of art. Unique piece black gouache contemporary painting on vintage paper. Original graphic art. Abstract geometric form in black color. The color of the paper is naturally toned from white to beige. The age of this paper is around 40 years old. The paper is quite thin so it's necessary to handle with extra care. It may have light imperfections caused by the age of the paper. Great living room decor / office space decor, housewarming gift. Work dimensions: a4 paper format (8.3 X 11.7 inches / 21cm X 29.7 cm) the work has the signature and stamp of the author. With a certificate of authenticity. Sold unframed.