American First Day Cover Society Devoted to the advancement of First Day Cover collecting 100th Fund Raising Auction Index | Previous | Next 484 Lot # Scott # Date Description Est. Value H. N. Local Post 484 3330 7/30/1999 General "Billy" Mitchell; H. N. Local Post; FDOI with 'HN' perfin; Dual FDOI #3167 with 'HN' perfin; on 1958 mailed stationery depicting USAF plan re-fueling mid-air; 1 made $10.00 Index | Previous | Next