6c Orange, 1918 Air Post
(C1). Mint N.H., brilliant color, wide margins all around, fresh and
Extremely Fine, with 2003 P.F. certificate
(Image) 
16c Green, 1918 Air Post
(C2). Mint N.H., deep rich color and proof-like impression on crisp
paper, beautiful centering with wide and balanced margins, Extremely Fine
Gem, a superb stamp in every respect, with 2002 P.F. certificate, with 2004
P.S.E. certificate (XF-Superb 95, SMQ $485.00)
(Image) 
24c Carmine Rose & Blue, 1918
Air Post (C3). Mint N.H., deep rich colors and detailed impressions,
perfectly centered with wide margins all around, Extremely Fine Gem, a
superb stamp in every respect, with 2002 and 2003 P.F. certificates (the
first as part of a block), with 2004 P.S.E. certificate (Superb 98, SMQ
$920.00) (Image) 
24c Carmine Rose & Blue, 1918
Air Post (C3). Mint N.H., bright colors, vignette shifted strongly to
left making this an outstanding example of the so-called fast plane
variety, fresh and Extremely Fine, an desirable example of this shift
variety, with 2000 P.F. certificate which notes "vignette shifted forward
into the frame" (Image) 
8c Dark Green, 1923 Air Post
(C4). Mint N.H., brilliant color, almost perfectly centered with wide
margins, fresh and Extremely Fine, with 2005 P.F. certificate (Image) 
16c Dark Blue, 1923 Air Post
(C5). Mint N.H., rich color and detailed impression on blindingly white
paper, marvelous centering with wide and even margins, Extremely Fine Gem,
a stamp of remarkable freshness, with 2001 P.F. certificate, with 2004
P.S.E. certificate (XF-Superb 95, SMQ $485.00)
(Image) 
24c Carmine, 1923 Air Post
(C6). Mint N.H., radiant color, remarkably detailed impression clearly
showing every nuance of the design, choice centering with huge margins,
Extremely Fine Gem, a beautiful stamp, with 2001 P.F. certificate, with
2004 P.S.E. certificate (XF-Superb 95 Jumbo, SMQ $520.00 as 95, $990.00 as
98) (Image) 
65c Graf Zeppelin (C13).
Mint N.H., intense color and proof-like impression, beautiful centering
with wide and balanced margins, fresh and Extremely Fine Gem, a superb
stamp, with 1999 P.F. certificate, with 2004 P.S.E. certificate (Superb 98,
SMQ $1,250.00) (Image) 
$1.30 Graf Zeppelin (C14).
Mint N.H. with plate no. at left, bright and fresh color,
magnificent centering with unusually wide and balanced
marginsEXTREMELY FINE GEM. A SUPERB MINT NEVER-HINGED EXAMPLE OF THE $1.30 GRAF ZEPPELIN ISSUE. A STAMP OF GREAT VISUAL APPEAL.
With 1999 P.F. certificate. With 2004 P.S.E. certificate (XF-Superb 95 Jumbo, SMQ $1,450.00 as 95, $2,350.00 as 98) (Image)
$2.60 Graf Zeppelin (C15).
Mint N.H., radiant color, crisp impression, mathematically perfect
centering with Jumbo margins all aroundEXTREMELY FINE GEM. THIS STAMP, GIVEN THE ULTIMATE GRADE OF 100 JUMBO BY PROFESSIONAL STAMP EXPERTS, IS THE VERY ESSENCE OF PERFECTION. THE KEYSTONE OF THE FINEST SET OF 1930 ZEPPELIN ISSUES POSSIBLE.
Collectors driven to pursue perfection will regard this stamp as the last and only $2.60 Graf Zeppelin they will ever need. This is the only example of the $2.60 Graf Zeppelin certified as Gem 100 Jumbo. The next-highest grade of the 146 graded copies is Superb 98. Not a single Superb 98 Jumbo or Gem 100 stamp has been graded, so there are two full grading categories between this stamp and the next-highest grade.
With 2003 P.F. certificate. With 2004 P.S.E. certificate (Gem 100 Jumbo, SMQ does not price this grade, the highest grade they price is 98, which catalogues $7,250.00). (Image)
50c Chicago Zeppelin
(C18). Mint N.H., bright color, perfectly centered with wide and
balanced margins, Extremely Fine Gem, a superb stamp in every respect, with
2004 P.S.E. certificate (Superb 98, SMQ $320.00), only three of the 231
graded copies have graded higher than 98
(Image)