THIS IS AN ORIGINAL B/W MAGAZINE AD FROM CASTROL MOTOR OIL COMPANY.IT IS IN EXCELLENT CONDITION,MEASURING 8" X 11",DATED 1938. CASTROL FOR SUMMER NEW LIGHTER PATENT CASTROL XL FOR VAUXHALL & XXL FOR OLDER CAR ...POSTAGE ON 1 AD IS THE SAME AS FOR 100....PLEASE VISIT MY E-BAY STORE....NOSTALGIA AIRWAYS...