A. R. PENCK - 1939-2017 “Berlin concept schwarz” acrylic on canvas slight foxing stains signed Dimensões (altura x comprimento x largura) - 120 x 100 cm Notes: Accompanied by a certificate of authenticity issued by Galeria Fernando Santos, Oporto, 23.10.2019; the reverse with label from the Galerie Michael Schultz – Berlin/Dresden, where it is dated 1996