Airmail, 1918, First Issue, 6¢-24¢ complete. Blocks of 4 (6¢ & 16¢ centerline blocks), o.g., 6¢ & 16¢ hinged at top, others never hinged, nice overall centering, 6¢ with light oxidation, otherwise Very Fine.
Scott No. C1-C3; $1,265 for singles. Scott $1,265 for singles
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Scott $1,265 for singles

Airmail, 1918, 6¢ orange. Both well centered with vibrant color, o.g., never hinged, both Very Fine to Extremely Fine, C1 with 2003 P.F. certificate and C6 with 2001 P.S.E. certificate.
Scott No. C1, C6; $240. Scott $240
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Scott $240

Airmail, 1918, 6¢ orange. Centerline block of 4, o.g., lightly hinged, bright color, Very Fine, with 2019 P.S.A.G. certificate Graded (80).
Scott No. C1; $275. Scott $275
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Scott $275

Airmail, 1918, 16¢ green. O.g., never hinged, perfectly centered amid large well balanced margins, fresh with strong vibrant color, Extremely Fine to Superb, a wonderful gem, with 2020 P.S.A.G. & 2021 P.S.E. certificates, both Graded (XF-Sup 95, SMQ $425).
Scott No. C2; $120. Scott $120
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Scott $120

Airmail, 1918, 16¢ green. Block of 4, o.g., never hinged, nice margins and centering throughout, deep color, Very Fine, with 2019 P.S.A.G. certificate Graded (80).
Scott No. C2; $480. Scott $480
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Scott $480

Airmail, 1918, 24¢ carmine rose & blue. O.g., never hinged, choice centering amid wide margins, rich deep colors, Extremely Fine to Superb, a lovely gem, with P.S.E. encapsulation tag & 2019 P.S.A.G. certificate, both Graded (95, SMQ $500).
Scott No. C3; $130. Scott $130
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Scott $130

Airmail, 1918, 24¢ carmine rose & blue. O.g., beautifully centered amid wide well balanced margins, Extremely Fine to Superb, with 2005 P.S.E. certificate Graded (XF-Sup 95, SMQ $300).
Scott No. C3; $65. Scott $65
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Scott $65

Airmail, 1918, 24¢ carmine rose & blue. Block of 4, o.g., never hinged, rich colors, bright and fresh, Very Fine, with 2019 P.S.A.G. certificate Graded (80).
Scott No. C3; $520. Scott $520
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Scott $520

Airmail, 1923, Second Issue, 8¢-24¢ complete. Blocks of 4, o.g., 16¢ & 24¢ with two stamps hinged, others never hinged, nice overall centering, rich colors, a Very Fine set.
Scott No. C4-C6; $890 for singles. Scott $890 for singles
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Scott $890 for singles

Airmail, 1923, 16¢ dark blue. O.g., never hinged, deep color, wide well balanced margins and choice centering, Extremely Fine to Superb, with 2020 P.S.E. certificate Graded (XF-Sup 95, SMQ $425).
Scott No. C5. (Image)

Airmail, 1923, 16¢ dark blue. Block of 4, o.g., never hinged, deep color, F.-V.F., with 2019 P.S.A.G. certificate Graded (75).
Scott No. C5; $480. Scott $480
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Scott $480

Airmail, 1923, 16¢ dark blue. Oval cancels, exceptional centering and margins, deep rich color, Superb, a wonderful used second airmail issue, with 2019 P.S.E. certificate Graded (Superb 98, SMQ $475).
Scott No. C5; $28. Scott $28
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Scott $28

Airmail, 1923, 24¢ carmine. O.g., never hinged, exceptional centering within large evenly balanced margins, rich color, Superb, a wonderful gem, with only ten examples grading higher, with P.S.E. encapsulation tag & 2020 P.S.A.G. certificate, both Graded (98, SMQ $1,200).
Scott No. C6; $130. Scott $130
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Scott $130

Airmail, 1923, 24¢ carmine. Block of 4, full o.g., deep rich color, Very Fine, with 2019 P.S.A.G. certificate Graded (80).
Scott No. C6; $260. Scott $260
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Scott $260

Airmail, 1923, 24¢ carmine. Left margin plate no. "14841" block of 6, o.g., very lightly hinged, exceptional centering throughout, rich bright color, Extremely Fine and choice, a gem plate block.
Scott No. C6; $1,700. Scott $1,700
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Scott $1,700

Airmail, 1930, Graf Zeppelin complete. O.g., never hinged, choice centering and deep rich colors, an Extremely Fine set.
Scott No. C13-C15; $1,640. Scott $1,640
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Scott $1,640

Airmail, 1930, Graf Zeppelin complete. O.g., never hinged, rich colors, all nicely centered, a Very Fine set.
Scott No. C13-C15; $1,640. Scott $1,640
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Scott $1,640

Airmail, 1930, Graf Zeppelin complete. O.g., never hinged, rich colors, a Very Fine set.
Scott No. C13-C15; $1,615. Scott $1,615
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Scott $1,615

Airmail, 1930, Graf Zeppelin complete. Full o.g. ($2.60 with toned gum), rich color, a Very Fine set.
Scott No. C13-C15; $1,060. Scott $1,060
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Scott $1,060

Airmail, 1930, Graf Zeppelin complete. Blocks of 4, o.g., never hinged, all fresh with rich colors, each well centered, Extremely Fine, a lovely never hinged multiple set.
Scott No. C13-C15; $6,560 for singles. Scott $6,560 for singles
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Scott $6,560 for singles

Airmail, 1930, Graf Zeppelin complete. Bottom margin plate blocks of 6, o.g., 65¢ lightly hinged at center, others some never hinged (some gum skips), rich colors and nice overall centering; $1.30 with small internal crease in top center stamp and $2.60 with natural paper wrinkle affecting three stamps, otherwise Very Fine.
Scott No. C13-C15; $14,500.

A LOVELY AND RARE SET OF MATCHED BOTTOM POSITION PLATE BLOCKS OF THE GRAF ZEPPELIN ISSUE. Scott $14,500
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Scott $14,500

Airmail, 1930, Graf Zeppelin complete. Each with matching slogan machine cancel, all with rich colors and exceptional centering, an Extremely Fine to Superb set, each with P.S.E. certificate Graded (XF-Sup 95, SMQ $2,100).
Scott No. C13-C15; $1,050.

A STUNNING MATCHED SET EACH WITH "REGISTER OR INSURE" SLOGAN MACHINE CANCELS. Scott $1,050
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Scott $1,050

Airmail, 1930, 65¢ Graf Zeppelin. O.g., never hinged, rich color, nearly Very Fine, with 2012 A.P.S. certificate.
Scott No. C13; $240. Scott $240
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Scott $240

Airmail, 1930, 65¢ Graf Zeppelin. Right margin plate no. "20077" block of 6, o.g., center stamps hinged, others never hinged, wide margins, deep rich color, Very Fine and choice.
Scott No. C13; $1,500. Scott $1,500
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Scott $1,500

Airmail, 1930, $1.30 Graf Zeppelin. O.g., never hinged, exceptionally well centered, Superb, with 2012 P.S.A.G. certificate Graded (Sup 98, SVV $2,850).
Scott No. C14; $550. Scott $550
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Scott $550