2c on 1c Offices in China
(K1). Mint N.H., rich color, beautiful centering, Extremely Fine Gem,
with 2005 P.S.E. certificate (XF-Superb 95)
(Image) 
2c on 1c Offices in China
(K17). Mint N.H., rich color and proof-like impression, wide and
balanced margins, Extremely Fine Gem, with 2005 P.F. certificate (Image)
6c Agriculture (O4).
Original gum, single hinge mark, vibrant color, wide margins, Extremely
Fine Gem, a truly incredible stamp, with 2005 P.F. certificate (Image) 
6c Interior (O18). Mint
N.H. with bottom left corner selvage, vibrant color, enormous
margins, Extremely Fine Gem, a phenomenal stamp, with 2003 P.F. certificate
for strip of six (Image) 
1c Agriculture, Soft Paper
(O94). Without gum as issued, brilliant color on bright
paperEXTREMELY FINE EXAMPLE OF THE ONE-CENT AGRICULTURE AMERICAN BANK NOTE PRINTING.
As discerning collectors know, the Officials can be extremely difficult to obtain in sound, centered condition. This is especially true of the American printings on soft porous papers, which are prone to faults.
With 2001 P.F. certificate (Image)