6c Dull Brown, Vertical Pair,
Imperforate Horizontally (256a). With bottom sheet margin, original
gum, fresh color and crisp impressionVERY FINE AND CHOICE. A DESIRABLE SHEET-MARGIN EXAMPLE OF THE RARE UNWATERMARKED 6-CENT 1894 ISSUE IMPERFORATE HORIZONTALLY.
With 1996 P.F. certificate (Image)
50c Orange (260). Original
gum, barely hinged, perfectly centered with well-balanced and even margins
all around, vibrant color and wonderful impressionEXTREMELY FINE GEM. A SUPERB EXAMPLE OF THE 50-CENT 1894 UNWATERMARKED BUREAU ISSUE.
With 1999 P.F. certificate (Image)
50c Orange (260). Mint
N.H. with left sheet margin single (trivial wrinkle in selvage), intense
color and proof-like impression, well-centered, Very Fine and choice,
extremely scarce Mint N.H. example of the 50c 1894 Unwatermarked, with 2000
P.F. certificate (Image) 
50c Orange (260). Bottom
left corner sheet-margin, original gum, lightly hinged, rich color and
sharp impression, small thin spot entirely in selvage at top left (easily
trimmed leaving almost 15mm of selvage), Very Fine, with 2000 P.F.
certificate (Image)