[ROTHSCHILD - VAULX DE CERNAY] VAULX-DE-CERNAY estate. 2 circular letters and 6 postcards. - 2 advertising letters on the letterhead of the Domaine des Vaulx-de-Cernay, property of Baron Henri de Rothschild (1924). It is about one of the baron's enterprises, a farm within the abbey, with the advertisement: The best subjects of the best French poultry breeds. - 6 postcards of the abbey of Vaulx-de-Cernay: views of the interior, entrance gate of the park of the "Rothschild castle".