Airmail, 1930, 65¢ Graf Zeppelin, plate number "20080" block of six, tied on cover by purple Zeppelin cachet and cancelled by two strikes of "New York, N.Y., Varick St. Sta., May 2, 1930" duplex to Lakehurst N.J., appropriate U.S. and German flight cachets and transit backstamp, Very Fine and scarce. Scott Nos. C13  Estimate $2,000 - 3,000. THIS IS REPORTEDLY THE ONLY KNOWN PLATE BLOCK OF SIX PREPAYING THE CORRECT RATE. $0 (Image)

Airmail, 1930, 65¢ Graf Zeppelin, o.g., never hinged, beautifully centered amid large margins, rich deep color, Extremely Fine; with 2005 P.F. and 2006 P.S.E. certificates, the latter Graded (XF 90, SMQ $500). Scott No. C13  $275. $0 (Image)

Airmail, 1930, 65¢ Graf Zeppelin, o.g., never hinged, strong bold color, fresh and Very Fine; with photocopy of 2010 P.F. certificate for block. Scott No. C13  $400. $0 (Image)

Airmail, 1930, 65¢ Graf Zeppelin, nicely centered, cancelled by New York City Hall machine cancel and duplex, bit of purple cachet at lower left, block of 4, F.-V.F. Scott No. C13  $775. $0 (Image)

Airmail, 1930, 65¢ Graf Zeppelin, bottom margin plate "20077" block of 6, o.g., never hinged (gum skips), rich color on bright fresh paper, wide margins, Very Fine and choice. Scott No. C13  $2,450. $0 (Image)