6c-24c 1918-23 Air Post (C1-C6). Mint N.H., each with perfect centering and wide margins, bri (Image)

$ 645.00

6c Orange, 1918 Air Post (C1). Mint N.H. top arrow and plate no. 9155 block of six, bright co (Image)

$ 1,000.00

16c Green, 1918 Air Post (C2). Mint N.H. with top plate no. 8900 selvage, deep rich co (Image)

$ 120.00

16c Green, 1918 Air Post (C2). Top arrow and plate no. 8900 block of six, h.r. straddling top (Image)

$ 900.00

24c Carmine Rose & Blue, 1918 Air Post, Grounded Plane Variety (C3 var). Wheels of the plane (Image)

E. $ 750-1,000

24c Carmine Rose & Blue, 1918 Air Post (C3). Top arrow, double plate nos. 8493/8492 and doubl (Image)

$ 1,250.00

8c Dark Green, 1923 Air Post (C4). Mint N.H., wide beautifully balanced margins, brilliant co (Image)

$ 35.00

8c Dark Green, 1923 Air Post (C4). Mint N.H. wide top plate no. F14825 block of six, well-cen (Image)

$ 330.00

16c Dark Blue, 1923 Air Post (C5). Left plate no. 14831 block of six, top left stamp lightly (Image)

1,400.00

24c Carmine, 1923 Air Post (C6). Mint N.H., radiant color, choice centering with Jumbo margin (Image)

$ 130.00

24c Carmine, 1923 Air Post (C6). Left plate no. 14840 block of six, two h.r., radiant color, (Image)

1,850.00

24c Carmine, 1923 Air Post (C6). Perfect centering with wide and balanced margins, light circ (Image)

$ 27.50

10c-20c Map, Air Post (C7-C9). Mint N.H., all three with near perfect centering and wide to J (Image)

$ 21.25

10c Lindbergh, Air Post (C10). Mint N.H., bright color and detailed impression, perfect cente (Image)

$ 12.50

5c Beacon (C11). Mint N.H. with narrow selvage at right, perfect centering with Jumbo margins (Image)

$ 10.00

5c Beacon (C11). Mint N.H., perfect centering with wide margins, Extremely Fine Gem, with 201 (Image)

$ 10.00

5c Beacon, Air Post (C11). Phenomenal centering which is mathematically precise, wide margins (Image)

$ 0.85

5c Winged Globe, Air Post (C12). Mint N.H., wonderfully well-centered, bright and fresh, Extr (Image)

$ 17.50