A grouping of three advertising posters, including a Michelin advertising poster, circa 1950s, professionally linen backed, approximately 23 x 15 ins.; a British Castrol advertisement poster, professionally linen backed although two-sided, approximately 20 x 13 ins.; and a French Michelin Tire Ad, "Le Nouveau Pneu Michelin"(The new Michelin tire), believed to be for a counter top display, 13¾ x 10 ins. (3)