Own technique, monotype, gold and copper metallic, paper; 40 x 20 cm (size of sheet clear of passe-partout);
signed, dated and described at bottom: 1/2 "Structures of the Earth 2" 38.5 x 20.5 T.W. 10.2021 K.Lipska (in pencil);
on the back repeated title date and signature (in pencil).