marcel wyss spirale 9 1964 transparente folien, bedruckt 35 × 35 cm1′ 1 12⁄16″ × 1′ 1 12⁄16″ edition of 1000 innenseite inquire hide name email text hello, i am interested in the work "spirale 9" by marcel wyss. could you please provide information about this work and its availability. thank you is part of the exhibition no. 4/2023 rarities artists' books and portfolios, multiples, works on paper and posters by international artists