THIS IS AN ORIGINAL (1) GLUE STYLE LETTER LABEL MAILER FROM THE LATE SEATTLE,BASED WEST COAST AIRLINES TODAY A PART OF DELTA AIRLINES HISTORY.IT IS IN EXCELLENT CONDITION,NEVER USED,MEASURING 3" X 1",DATED 1959.COVER SHOWS FAIRCHILD F-27 IN FIRST LIVERY COMING SOON WITH VIA AIR MAIL...POSTAGE ON 1 ITEM IS THE SAME PRICE AS FOR 100....PLEASE VISIT MY E-BAY STORE....NOSTALGIA AIRWAYS....