Advertising Poster Russian Exhibition Exposition Russe Horse Cossack Champ de Mars. Original antique advertising poster for Exposition Russe at Champ de Mars, featuring an illustration by Caran d'Ache depicting a Russian Cossack with a spear riding a white horse. Printed by Herold, Paris. Poor condition, several tears, large paper losses, creasing, staining, browning, backed on old linen. Country of issue: France, designer: Caran D'Ache, size (cm): 139x90.5, year of printing: 1910s.