Günther Uecker "GREENBOX III" ("GEWÄCHSGARTEN") (1962) Nails on canvas, laid down on chipboard, sprayed with pink paint, mounted by the artist in a wooden box with plexiglass cover Signed and inscribed in pencil on the reverse: Uecker HAUT [directional arrow]. There, titled also with red crayon: Gewächsgarten 82,7 x 82,3 cm Collection Nellens, Knokke / Private collection, North Rhine-Westphalia / Private collection, Germany Haedecke 244