THIS IS AN ORIGINAL B/W 1930'S MAGAZINE AD FROM SHELL OIL COMPANY .AD IS IN EXCELLENT CONDITION,MEASURING 8" X 11"...LET'S LOOK AT THE RECORD... MAJOR ALEXANDER DE SEVERSKY AND HIS SEV-3 AMPHBIAN SEVER SKY AFTER HISTORIC FLIGHTS........ .POSTAGE ON 1 AD IS THE SAME PRICE AS FOR 100.PLEASE VISIT MY E-BAY STORE...NOSTALGIA AIRWAYS...