Airmail, 1930, $2.60 Graf Zeppelin. Bottom margin single with plate number, o.g., never hinged, beautifully centered, deep color, Extremely Fine. Scott No. C15  $1,200. $0 (Image)

Airmail, 1930, $2.60 Graf Zeppelin. Right margin plate block of 6, o.g., never hinged, well centered overall, rich color and very fresh, small inclusion in top left stamp visible only on reverse, Very Fine and choice, a beautiful high value Zeppelin plate block. Scott No. C15  $11,000. $0 (Image)