THIS IS AN ORIGINAL 1 MONTH CALENDAR FOR THE LATE SFO,BASED HUGHES AIRWEST NOW A PART OF DELTA.IT IS IN EXCELLENT CONDITION,DATED MAY 1976,1 PAGE,FOLDS TO 3 PANELS,BOTH SIDES,NEVER USED,NO WRITING,WITH ROUTE MAP AND COVER PHOTO OF CLERICAL PERSONNEL UNAMED EMPLOYEE? ..(POSTAGE ON 1 AD IS THE SAME AS FOR 100)...OWN A PIECE OF HUGHES AIRWEST HISTORY AT NOSTALGIA AIRWAYS my E-BAY store.