Lot
2759 
Airmail, 1930, Graf Zeppelin complete, matched set first day covers, all with rich color, each on separate flown cover (65¢ on card) and tied by "Washington, D.C., Apr 19, 1930" First Day of Issue slogan machine postmark, purple U.S. and red German flight cachet handstamps and all with green Zeppelin receiver on reverse, covers with Aero Philatelic Society, Chicago imprint and card reverse with United States air mail route map, Extremely Fine, a choice First Day flown set. Scott No. C13-C15 $2,900.
Realized: $1,600