Julio Le Parc (1928) Modulation 327, theme 73 à variation, 1979 Acrylic on canvas 50 x 50 cm Signature: "Le Parc Date: '1979'. Other inscriptions: on the verso, annotation of dimensions '50x50'. Distinctive elements: three labels with inventory references, one from Cassa di Risparmio di Fabriano e Cupramontana and two, on loose paper, from Veneto Banca. On the frame, annotation of the moulded dimensions ("50", "50") Provenance: Cassa di Risparmio di Fabriano and Cupramontana; Veneto Banca SpA in LCA Conservation status. Support: 95% Conservation status. Surface: 95% Julio Le Parc is an Argentinian artist, naturalised French since 1968, who focuses on both modern op art and kinetic art. A founding member of the Groupe de Recherche d'Art Visuel (GRAV), he received the Grand Prize for painting at the 33rd Venice Biennale in 1966 and the Konex Prize from Argentina in 1982 and 2022. The work belongs to the 'Modulation' series, on which Le Parc has been working since the early 1970s, and is indeed quite early (the number 327 indicates the position in the series, which had reached number 1160 by 2004). Le Parc's major solo exhibitions follow: Kinetische Objekte, Ulm, Germany, 1970; Galerie Denise René, New York, New York, USA, 1973; Galleria La Polena, Genoa, Italy, 1979; Modulazioni di Julio Le Parc, Brescia, 1988; Obra reciente, Valencia, Spain, 1991; Salle de jeux et travaux de surface, Arcueil, France, 1996; Alquimias, Quito, Ecuador, 1998; Julio Le Parc et Vertige Vertical, Cachan, France, 2005; Le Parc, Lumière. La Habana, Cuba, 2009; Otra Mirada, Buenos Aires, Argentina, 2010; Palais de Tokyo, Paris, France, 2013; Serpentine Sackler Gallery, London, United Kingdom, 2014; Perez Art Museum Miami, Miami, Florida, USA, 2016.