10c Columbian (237). Mint
N.H., deep rich color, extra wide margins, Extremely Fine (Image)
15c Columbian (238).
Original gum, barely hinged, rich color, choice centering, Extremely Fine,
with 1979 P.F. certificate (Image)
15c Columbian (238).
Bottom plate no. 58, imprint and "M" block of eight, original gum, top
stamps lightly hinged, bottom stamps Mint N.H., sharp proof-like
impressionEXTREMELY FINE AND RARE PLATE BLOCK OF EIGHT OF THE 15-CENT COLUMBIAN.
This plate block exhibits remarkable freshness. (Image)
30c Columbian (239). Mint
N.H., vibrant shade on bright paper, wide marginsEXTREMELY FINE GEM. AN ABSOLUTELY SPECTACULAR MINT NEVER-HINGED 30-CENT COLUMBIAN.
With 1980 P.F. certificate (Image)
50c Columbian (240).
Original gum, single hinge mark, perfectly centered with well-balanced
margins, sharp proof-like impression, Extremely Fine Gem, a beautiful
stamp, with 1978 P.F. certificate (Image) 
50c Columbian (240).
Original gum, almost perfectly centered, detailed impression, Extremely
Fine (Image) 
$1.00 Columbian (241).
Original gum, lightly hinged, bright color, fresh and Very Fine, with 1980
P.F. certificate (Image) 
$2.00 Columbian (242).
Original gum, barest trace of hinge at top right corner, fresh color on
bright paper, choice centering, Extremely Fine, with 1978 P.F. certificate
(Image) 
$3.00 Olive Green Columbian
(243a). Mint N.H., intense color in the true Olive Green color on
bright paper, beautiful centering with wide marginsEXTREMELY FINE GEM. A SUPERB AND RARE MINT NEVER-HINGED EXAMPLE OF THE $3.00 COLUMBIAN IN THE OLIVE GREEN SHADE.
With 1979 and 2002 P.F. certificates. (Image)
$3.00 Columbian (243).
Original gum, lightly hinged, bright color, Very Fine and choice, with 1978
P.F. certificate (Image) 
$4.00 Columbian (244).
Original gum, beautiful rich color, choice centering with even margins all
aroundEXTREMELY FINE. A BEAUTIFUL EXAMPLE OF THE $4.00 COLUMBIAN.
With 1979 P.F. certificate (Image)