Technique:
acrylic on canvas
Dimensions:
cm 49,5x49,5
Signed, titled, dated "Munari, Negativo-Positivo, 1995" (on the reverse)
Bibliography:
"Bruno Munari. Artista a 360 gradi", Microart srl, Genova 2019, p. 27, p. 58, ill. (with wrong date)
Authentication:
Certificate issued by the son Alberto Munari, dated 05/08/2017
Private collection, Savona