Buenos Aires: Centro de Arte y Comunicación (CAyC), 1971. Octavo (21 × 16.5 cm). Original printed staple-stitched cardboard; [24] pp. Leaves and binding somewhat toned; else good or better. Publication in the context of the exhibition “Arte de Sistemas”, in which the artists Víctor Grippo, Alberto Pellegrino, and Alfredo Portillo..... More