35. 35AR W NATALIA DUMITRESCO (1915-1997) Perfectly calm zone 1959 signed and dated 59; signed, titled and dated June.V.1959 on the reverse oil on canvas 97 x 130 cm. Provenance Collection of the artist Sale at Francis Briest, Paris, Natalia Dumistresco - Alexandre Istrati, 6 July 1999, lot 195 Acquired at this sale by the current owner Exhibition Mannheim, Kunsthalle Mannheim, Natalia Dumitresco, Alexandre Istrati, 26 January - 24 February 1963, n.p., n°2, illustrated in black and white