Airmail, 1930, $2.60 Graf Zeppelin, nicely centered, tied by Varick St. Sta., N.Y. machine postmark on flight cover, purple U.S. cachet and green Lakehurst round flight receiver on reverse, Very Fine. Scott No. C15  Estimate $300 - 400. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, well centered single tied by "Washington, D.C., May 6, 1930" slogan machine postmark on fight cover, purple U.S. and partial red German flight cachets, green Lakehurst receiving backstamp, Very Fine. Scott No. C15  Estimate $300 - 400. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, mathematically centered within perfectly balanced margins a possessing pristine, never hinged o.g. without any of the usual cracks or bends; post office fresh and Extremely Fine to Superb; with 2009 P.S.E. Graded certificate (XF-Sup 95, SMQ $1,900). Scott No. C15  $975. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, o.g., never hinged, well centered amid wide margins, rich vivid color, fresh and Extremely Fine. Scott No. C15  $975. $0 (Image)