"Landscape with seaweed", 1954, mixed technique on canvas, signed and dated lower right, work registered in the Afro Archive by Mario Graziani, Rome, under the number 54/4 as from authentic on photograph dated 30 april 1993 and expertise on photograph by Valeria Gramiccia, Rome, dated 18 february 1978 Provenance: Private collection ,Rome. Bibliography: Work publicated on the Catalogo Generale Ragionato, DATAARS editore, pag.139 n°324