THIS IS AN ORIGINAL B/W MAGAZINE AD FROM DOUGLAS & GARRETT.IT IS IN EXCELLENT CONDITION,MEASURING 8" X 11",DATED 1957....THE DOUGLAS DC-3 MAXIMIZER SYSTEM BY GARRETT.. 20 MPH HIGHER CRUISING SPEED GUARANTEED FOR YOUR DC-3. NICE ART WORK OF DC-3 AND ENGINE MODIFICATIONS........POSTAGE ON 1 AD IS THE SAME PRICE AS FOR 100.....PLEASE VISIT MY E-BAY STORE....NOSTALGIA AIRWAYS.....