6c-24c 1918 Air Post (C1-C3). Ten blocks of four and one plate block of No. C1, blocks of fou (Image)

$ 4,470.00

24c Carmine Rose & Blue, 1918 Air Post (C3). Two blocks of four, approaching the "Fast Pla (Image)

E. $ 400-500

16c Dark Blue, 1923 Air Post (C5). Mint N.H., well-centered amid wide margins, intense color (Image)

$ 120.00

16c Dark Blue, 1923 Air Post (C5). Blocks of 16 and 24, at least 37 stamps Mint N.H., rich co (Image)

$ 4,620.00

24c Carmine, 1923 Air Post (C6). Mint N.H., intense shade and impression, wide margins, Extre (Image)

$ 130.00

24c Carmine, 1923 Air Post (C6). Mint N.H., vibrant color on post-office fresh paper, outstan (Image)

$ 130.00

65c-$2.60 Graf Zeppelin (C13-C15). $1.30 with left plate no. 20088 selvage, bright colors, 65 (Image)

$ 1,105.00

65c-$2.60 Graf Zeppelin (C13-C15). Each with two h.r., 65c gum crease, Fine set (Image)

$ 1,105.00

65c-$2.60 Graf Zeppelin (C13-C15). Complete set plus extra 65c and $1.30 (latter used), three (Image)

$ 1,835.00

65c-$2.60 Graf Zeppelin (C13-C15). 65c lightly cancelled, $1.30 and $2.60 with slogan machine (Image)

$ 1,050.00

65c-$2.60 Graf Zeppelin (C13-C15). Fresh colors, Extremely Fine Set, with 2012 ($2.60), 2017 (Image)

$ 1,050.00

65c-$2.60 Graf Zeppelin (C13-C15). 65c with duplex cancel, $1.30 and $2.60 with slogan machin (Image)

$ 1,050.00

$1.30 Graf Zeppelin (C14). Strong color and proof-like impression, perfectly centered, neat V (Image)

$ 350.00

$1.30 Graf Zeppelin (C14). Perfectly centered with wide margins all around, crisp impression, (Image)

$ 350.00

$1.30 Graf Zeppelin (C14). Impressive centering, deep rich shade, Varick Street Station circu (Image)

$ 350.00

$1.30 Graf Zeppelin (C14). Attractive centering, neat Varick Street Station machine cancel, V (Image)

$ 350.00

$2.60 Graf Zeppelin (C15). Intense shade on bright paper, neat slogan machine cancel, Extreme (Image)

$ 550.00

Air Post Sheets. Mint N.H. accumulation, best item is single sheet of 50 of C24, also include

E. $ 750-1,000

Air Post Complete Booklets. 26 complete booklets mounted on album pages, range of issues from (Image)

E. $ 500-750