Petr Mens – Vymizení brontosaura – piece by Petr Menš created in 1989. Watercolor, Pen drawing 90 x 63 cmPetr Menš – Vymizení brontosaura – piece by Petr Menš created in 1989. Watercolor, Pen drawing 90 x 63 cm
Vymizení brontosaura / Disappearance of the brontosaurus