Airmail, 1930, $2.60 Graf Zeppelin, o.g., never hinged, virtually perfect centering amid large evenly balanced margins, deep rich color and exceptional freshness, Superb; with 2013 P.S.E. Graded certificate (Superb 98, SMQ $4,250). Scott No. C15  $975. A MAGNIFICENT GEM NEVER HINGED EXAMPLE OF THE $2.60 ZEPPELIN ISSUE. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, o.g., never hinged (with two natural gum bends), precision centering amid wide margins, deep color on bright paper, an Extremely Fine gem. Scott No. C15  $975. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, o.g., never hinged, deep rich color, choice centering and margins, Extremely Fine; with 2013 P.S.E. Graded certificate (XF 90, SMQ $1,250). Scott No. C15  $975. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, bottom margin single, o.g., never hinged, fresh with deep color, well balanced margins, Very Fine and choice; with 2007 P.S.E. certificate. Scott No. C15  $975. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, right margin plate number single, o.g., never hinged, nicely centered amid wide margins, deep color, Very Fine; with 2007 P.S.E. certificate. Scott No. C15  $975. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, o.g., lightly hinged, near perfect centering and well balanced margins, deep color, Extremely Fine. Scott No. C15  $575. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, right margin block of 4 with plate number, o.g., never hinged, nicely overall centering, fresh with deep color, Very Fine. Scott No. C15  $3,900. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, neat machine cancel, choice centering, rich bold color, Extremely Fine, accompanied by original flight cover; with 2013 P.S.E. Graded certificate (XF 90, SMQ $940). Scott No. C15  $600. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin, left margin single, slogan machine cancel, large margin, deep color, Very Fine and choice; with 2013 P.S.E. certificate. Scott No. C15  $600. $0 (Image)