Pietro SARTO (1930), Set of 4 etchings: - “The Tree”, signed lower right and annotated ‘H.C.’ lower left. - “Chamoson”, signed lower right and annotated ‘H.C.’ lower left. - “The Rhône seen from Leuk”, signed lower right and annotated ‘H.C.’ lower left. - “The Rhône at the Bois de Finges”, signed lower right and annotated ‘H.C.’ lower left. H. 27 x 18.5 cm - Pietro SARTO, “The Tree”, in: Françoise SIMESECK, “Pietro Sarto. Prints 1947–1992, catalogue raisonné of engravings and lithographs”, Geneva: Print Room of the Museum of Art and History, 1993, p. 171. - SARTO, “Chamoson”, in: ibid., p. 174. - SARTO, “The Rhône Seen from Leuk”, in: ibid., p. 173. - SARTO, “The Rhône at the Finges Forest”, in: ibid., p. 172. The etching ‘L’arbre’ was produced for R. M. Rilke’s book ‘Verger’ (source: Françoise SIMESECK, ‘Pietro Sarto. Prints 1947–1992: A Catalogue Raisonné of Engravings and Lithographs”, Geneva: Print Room of the Museum of Art and History, 1993, p. 171).