American First Day Cover Society Devoted to the advancement of First Day Cover collecting 93rd Fund Raising Auction Index | Previous | Next 772 Lot # Scott # Date Description Sug. Bid Space 772 Event 11/15/1973 Skylab 4-Saturn 1B, launch orbit, lock, undock, & splashdown, 4 diff cachs, all with NASA local post, Space City Cover Society $14.00 Index | Previous | Next