Airmail, 1918, 6¢ orange (Scott C1), block of 4, a fresh attractive block, o.g., never hinged, Fine to Very Fine. Scott $440
Est. $200-300 (Image)

Scott $440
Est. $200-300

Airmail, 1918, 6¢ orange (Scott C1), plate block of 6, handsome color and centering, o.g., never hinged (gum bend), almost Very Fine. Scott $1,000
Est. $400-600 (Image)

Scott $1,000
Est. $400-600

Airmail, 1918, 16¢ green (Scott C2), plate number single, a gorgeous gem for the most demanding connoisseur, the centering is simply magnificent, o.g., never hinged, Superb, with photocopy of 2016 P.F. certificate for block. Scott $120
Est. $150-200 (Image)

Scott $120
Est. $150-200

Airmail, 1918, 16¢ green (Scott C2), a flawless example, beautifully well centered within large margins, o.g., never hinged, Extremely Fine and choice, with photocopy of 2016 P.F. certificate for block. Scott $120
Est. $75-100 (Image)

Scott $120
Est. $75-100

Airmail, 1918, 16¢ green (Scott C2), centerline block of 4, o.g., previously hinged (2 stamps never hinged), Very Fine to Extremely Fine, with 2018 P.F. certificate. Scott $275
Est. $200-300 (Image)

Scott $275
Est. $200-300

Airmail, 1918, 24¢ carmine rose & blue (Scott C3), a perfectly centered gem, wonderfully choice, o.g., never hinged, Extremely Fine to Superb. Scott $130
Est. $200-300 (Image)

Scott $130
Est. $200-300

Airmail, 1918, 24¢ carmine rose & blue (Scott C3), arrow block of 4, a lovely fresh example, o.g., never hinged, Fine to Very Fine, with 2019 P.F. certificate. Scott $520
Est. $200-300 (Image)

Scott $520
Est. $200-300

Airmail, 1918, 24¢ carmine rose & blue (Scott C3), block of 4, a fresh well centered block, o.g., lightly hinged, Very Fine. Scott $260
Est. $150-200 (Image)

Scott $260
Est. $150-200

Airmail, 1923, 16¢ dark blue (Scott C5), fresh and well centered, o.g., never hinged, Very Fine. Scott $120
Est. $75-100 (Image)

Scott $120
Est. $75-100

Airmail, 1923, 24¢ carmine (Scott C6), a lovely gem example, very scarce this nice, very lightly canceled, Extremely Fine. Scott $28
Est. $40-60 (Image)

Scott $28
Est. $40-60

Airmail, 1926, 15¢ Map & Planes (Scott C8), a perfectly centered gem for the most demanding connoisseur, o.g., never hinged, Extremely Fine to Superb. Est. $40-60 (Image)

Est. $40-60

Airmail, 1930, 65¢ Graf Zeppelin (Scott C13), fresh and nicely centered, o.g., never hinged, almost Very Fine, with 2017 P.F. certificate for block. Scott $250
Est. $100-150 (Image)

Scott $250
Est. $100-150

Airmail, 1930, 65¢ Graf Zeppelin (Scott C13), this lovely stamp is close to absolute perfection - a real gem, neat New York City cancel, Extremely Fine to Superb. Scott $150
Est. $200-300 (Image)

Scott $150
Est. $200-300

Airmail, 1933, 50¢ "Chicago" Zeppelin (Scott C18), post office fresh with beautiful centering, o.g., never hinged (natural gum skip), Extremely Fine, with 2007 A.P.E.X. certificate. Scott $75
Est. $50-75 (Image)

Scott $75
Est. $50-75

Airmail, 1971, 11¢ Jet, miscut (Scott C78a var.), booklet pane of 4, showing full EE bars at right, o.g., never hinged, Very Fine to Extremely Fine. Scott $200
Est. $100-150 (Image)

Scott $200
Est. $100-150

Military Airmail, 1944-45, 6¢ orange, "R.F." overprint a (Scott UCM1), a censored usage in 1944 to the U.S.A. Note the cancels of both the US and France, including the MARINE FRANCAISE / SERVICE A LA MER cancel, Fine to Very Fine. Scott $300
Est. $150-200 (Image)

Scott $300
Est. $150-200

Military Airmail, 1944-45, 6¢ orange, "R.F." overprint a (Scott UCM1), a censored usage in 1944 to the U.S.A. from a French serviceman stationed in Casablanca, Morocco, Fine to Very Fine. Scott $300
Est. $150-200 (Image)

Scott $300
Est. $150-200