DE LA POESIA/PROCESO A LA POESIA PARA y/o A REALIZAR: ENSAYO (1969)
La Plata: Diagonal Cero, 1970. Large 8vo two-piece slipcase consisting of two folded black and white sheets with a small circular die cut at lower middle of white sheet. Containing sixteen unbound plates printed on recto and verso, and one folded plate printed on inside for a total of seventeen.....