michel seuphor minus-plus 1970 indian ink on paper 67 × 51 cm2′ 2 6⁄16″ × 1′ 8 1⁄16″ reverse signed and dated inquire hide name email text hello, i am interested in the work "minus-plus" by michel seuphor. could you please provide information about this work and its availability. thank you is part of the online viewing room in focus: french constructivists