Plus-Minus. 1970s.
Mixed media. Dispersion and corrugated board.
Signed lower right. 73.5 x 71 cm (28.9 x 27.9 in).

Accompanied by photo expertise issued by Emmy de Martelaere, Paris, from 14 April, 2014 (in copy). The work is registered in the Archive Herbert Zangs with the number 1816.