THIS IS AN ORIGINAL FIRST FLIGHT COVER  FROM USAIR.IT IS IN EXCELLENT CONDITION,DATED 10-28-1979 AND CARRIED ON THE FIRST FLIGHT TO TUCSON & PHOENIX FROM PITTSBURGH WITH POSTMARKS AND CACHET ....POSTAGE ON 1 ITEM IS THE SAME PRICE AS FOR 100....PLEASE VISIT MY E-BAY STORE.....NOSTALGIA AIRWAYS.....