Airmail, 1930, $1.30 Graf Zeppelin. Tied by Varick St. Sta., N.Y. machine postmark on cover, purple U.S. and red German flight cachets with additional purple round trip cachet, New York and Friedrichshafen backstamps, Very Fine. Scott No. C14-C15  Estimate $750 - 1,000. $0 (Image)

Airmail, 1930, $1.30 Graf Zeppelin. Tied by "Washington D.C., Apr 25, 1930" slogan machine cancel on 1¢ postal card, purple U.S. and red German flight cachets, green Lakehurst receiver on face, Very Fine. Scott No. C14  Estimate $200 - 300. $0 (Image)

Airmail, 1930, $1.30 Graf Zeppelin. Bottom margin single, o.g., never hinged, beautifully centered, deep rich color, Extremely Fine; with 1999 P.F. certificate & 2007 P.S.E. Graded certificate (XF 90, SMQ $850). Scott No. C14  $850. $0 (Image)

Airmail, 1930, $1.30 Graf Zeppelin. Right margin plate block of 6, o.g., never hinged, well centered throughout, fresh with strong color, Very Fine and choice, a lovely plate block. Scott No. C14  $7,600. $0 (Image)

Airmail, 1930, $1.30 Graf Zeppelin. Bottom margin plate block of 6, o.g., never hinged (tiny gum skips), rich color, bright and fresh, gum wrinkle affecting three stamps, otherwise Fine. Scott No. C14  $7,600. $0 (Image)