Roberto Matta (Santiago Del Cile 1911 - Civitavecchia 2002) Roberto Matta "Droite Libérées. Suite su velin d'arches", 1971 Folder with fourteen etchings (plate size cm 22x 15.8; sheet size cm 43.5 x 31.5) All signed and numbered E.A. Collection missing the poem by Henri Michaux Publisher and printer George Visat, Paris, 1971 Provenance Private collection, Milan Literature G. Ferrari "Matta. Index dell'Opera Grafica dal 1969 al 1980" edition curated by the Provincial Administration of Viterbo, Staderini, 1980, from no. 46 to no. 59, ill.