1975, 1978, 1982 Format 4°, 25x21 cm. Two drypoints on handmade paper, 9.8x9.7 cm and 12x10.3 cm, both signed lower right beneath the image with a monogram and dated in pencil "R. H. 75" and "R. H. 78" respectively, verso pencil signature "Eva Hliněnská". Housed in a paper folder with an accompanying text by I. Zhoř and J. Zemina. Published for the eponymous exhibition at the Institute of Macromolecular Chemistry of the Czechoslovak Academy of Sciences in Prague in September 1982. Slightly yellowed margins and a slightly soiled folder.