Günther Uecker
"Positiv-Negativ", 1974
nails and pencil on canvas on wood and aluminium object
20 x 20 x 4,5 cm and 20 x 20 x 2 cm (7 7/8 x 7 7/8 x 1 3/4 in. and 7 7/8 x 7 7/8 x 3/4 in.)
verso signed and inscribed 'O' on the wood. In the original cardboard box, signed and inscribed 'O' by the artist. Edition Kunst- und Museumsverein Wuppertal / series of 35 unique works
