1c Green, Bluish (357).
Mint N.H., choice centering, rich color on deeply blued paper, Extremely
Fine, with 1996 P.F. certificate (Image) 
2c Carmine, Bluish (358).
Mint N.H., choice centering, rich color on deeply blued paper, Extremely
Fine, with 1997 P.F. certificate (Image)
5c Blue, Bluish (361).
Single small hinge mark, fresh color and detailed impression on nicely
blued paper, choice centering for this issueEXTREMELY FINE. AN EXCEPTIONAL EXAMPLE OF THE 5-CENT BLUISH PAPER.
Of the 4,000 issued, the majority of surviving examples are off-center. The 5c is the third-scarcest value of the set, after the 4c and the 8c. It was discovered at the post office at Rockford Ill.
With 1969 and 2000 P.F. certificates (Image)
6c Red Orange, Bluish
(362). Mint N.H., fresh and radiant color, very well-centered for this
difficult stampEXTREMELY FINE. A BEAUTIFUL EXAMPLE OF THE 6-CENT BLUISH PAPER.
With 1999 P.F. certificate (Image)
8c Olive Green, Bluish
(363). Barest trace of hinging, crisp color on deeply blued paper,
exceptional centering for this difficult stampEXTREMELY FINE GEM. THIS IS ONE OF THE FINEST EXAMPLES OF THE RARE 8-CENT BLUISH PAPER IN EXISTENCE. A SUPERB STAMP.
According to Johl (Vol. 1, page 175), the only source of the 4c and 8c Bluish stamps was the archives of the POst Office Department. Approximately 80 of each were traded for rare stamps missing from the archives.
Ex Lyons. With 1973 and 2000 P.F. certificates (Image)
15c Pale Ultramarine, Bluish
(366). Mint N.H., brilliant color on deeply blued paper, choice
centering with extra wide margin at topEXTREMELY FINE. A SUPERB MINT NEVER-HINGED EXAMPLE OF THE 15-CENT BLUISH PAPER.
The 15c Bluish stamps were discovered at the post office in Buffalo N.Y.
With 1997 P.F. certificate (Image)