Christo (1935 - 2020) . U.S.A.. Wrapped Reichstag (Project for Berlin) Platz der Republik, Brandenburger Tor (1991) . Pencil, ballpoint pen, enamel paint, collage of postcard and printed map on cardboard laid down on board. Sig. 1991 with title and on the reverse "(c) Christo 1991". . 35,5 x 22 cm. Dans une boîte en plexi. Provenance : Gal. Guy Pieters, Knokke