Arthur Luiz Piza (Brazilian, 1928-2017) Posters for exhibitions of the artist at the gallery La Hune. 1969 and 1976. Engraving with gouge. The sheet : 462 x 465 and 380 x 560. Very nice proofs on vellum, the first one signed in pencil, with scattered light foxing, bearing on the reverse the stamp of Maurice Lallier (Lugt not described). All margins. Set. 2 p.