9c Salmon Red (415). Mint
N.H., beautiful centering, brilliant color on bright paper, Extremely Fine,
with 2001 P.F. certificate (Image) 
10c Orange Yellow (416).
Mint N.H., wide margins, vibrant color on white paper, Extremely Fine Gem,
with 1999 P.F. certificate (Image) 
12c Claret Brown (417).
Mint N.H., perfect centering, rich color and proof-like impression,
Extremely Fine Gem, this was the first 12c stamp issued in the
Washington-Franklin series, with 1998 P.F. certificate
(Image) 
15c Gray (418). Mint N.H.,
perfectly centered with wide margins, brilliant color on bright paper,
Extremely Fine Gem, a superb stamp, with 2000 P.F. certificate (Image) 
20c Ultramarine (419).
Mint N.H., gorgeous color, almost perfectly centered with extra wide
margins, Extremely Fine and choice, with 2000 P.F. certificate (Image) 
30c Orange Red (420). Mint
N.H., extra wide margins, brilliant color on white paper, Extremely Fine,
with 1998 P.F. certificate (Image) 
50c Violet (421). Mint
N.H., perfectly centered with well-proportioned margins, deep rich color on
bright white paperEXTREMELY FINE GEM. ONE OF THE FINEST EXAMPLES OF THE 1914 50-CENT PERF 12 SINGLE-LINE WATERMARKED STAMP IN EXISTENCE.
As the next description notes, this stamp was actually issued well after Scott 422. With 1997 P.F. certificate (Image)
50c Violet (422). Mint
N.H., remarkable centering with unusually wide margins at sides, brilliant
color on bright paperEXTREMELY FINE GEM. A SUPERB EXAMPLE OF THE 1912 50-CENT FRANKLIN ON DOUBLE-LINE WATERMARKED PAPER.
According to Johl (Vol. 1, page 203), Scott 422 was issued more than two years prior to the release of Scott 421. A supply of the double-line watermark paper was still on hand to fulfill the needs of the higher denomination stamps.
With 1998 P.F. certificate (Image)
$1.00 Violet Brown (423).
Mint N.H., almost perfect centering with well-balanced margins, deep shade
and proof-like impression on bright paperEXTREMELY FINE GEM. THIS IS AN EXTREMELY DIFFICULT STAMP TO FIND WITH SUCH CHOICE CENTERING.
This stamp occasionally comes with wide margins, but is rarely found with such perfect centering. A condition rarity. With 1997 P.F. certificate (Image)