gudrun piper quadratteilung in zwei rechtecke grün-blau 2002 oil, acrylic on wood 60 × 60 cm1′ 11 10⁄16″ × 1′ 11 10⁄16″ reverse signed and dated inquire hide Name Email Text hello, i am interested in the work "quadratteilung in zwei rechtecke grün-blau" by gudrun piper. could you please provide information about this work and its availability. thank you is part of the exhibition no. 2/2024 max h. mahlmann and gudrun piper