1c-6c Columbian (230-235).
The 1c lightly hinged, 5c unused (regummed)., others Mint N.H., overall a
fresh and Very Fine group (Image)
8c Columbian (236). Mint
N.H., deep rich color, Extremely Fine and choice, with 1991 P.F.
certificate (Image) 
10c Columbian (237). Mint
N.H., well-centered with nicely proportioned margins, deep shade, Extremely
Fine and choice, with 1997 P.F. certificate
(Image) 
15c Columbian (238). Mint
N.H., beautiful color on bright paper, well-centered, Extremely Fine Gem,
with 1996 P.F. certificate for block of four, this being the bottom right
stamp (Image) 
30c Columbian (239).
Original gum, lightly hinged, rich color, fresh and Very Fine (Image) 
50c Columbian (240).
Original gum, lightly hinged, well-centered with wide well-balanced
margins, incredibly deep rich color, Extremely Fine Gem, with 1995 P.F.
certificate (Image) 
$1.00 Columbian (241).
Original gum, well-centered with beautifully proportioned margins, deep
rich colorEXTREMELY FINE GEM. AN OUTSTANDING WELL-CENTERED EXAMPLE OF THE $1.00 COLUMBIAN.
With 1990 P.F. certificate (Image)