1c Blue, E. Grill (86).
Deep rich color on bright paper, choice centering, clear grill points,
fresh and Extremely Fine, with 1987 P.F. certificate
(Image)
1c Dull Blue, E. Grill
(87a). Pretty pale shade in the unmistakable Dull Blue color,
clearly-defined grill, blue segmented cork cancel, fresh and Very
Fine (Image)
2c Black, E. Grill (87).
Bright shade on white paper, beautifully centered with wide margins,
well-defined grill, circular datestamp struck at top, few light red ink
marks, Extremely Fine (Image)
3c Rose, E. Grill (88).
Perfect centering, deep rich color on bright paper, clear grilll points,
bold strike of grid cancel, long and full perforations all around,
Extremely Fine Gem, a superb stamp in every respect
(Image)
3c Lake Red, E. Grill
(88a). Intense shade and sharp proof-like impression on bright paper,
clear grill, well-struck target cancel, Extremely Fine Gem (Image)
3c Rose, E. Grill (88).
Block of four, deep rich color on bright paper, each stamp shows clear
grill and each cancelled by star fancy cancel, fresh and Very Fine,
an attractive block (Image)
10c Green, E. Grill (89).
Deep rich color, almost perfect centering with wide and well-balanced
margins, bold strike of circle of V's cancel, Extremely Fine Gem, a
beautiful stamp (Image) 
10c Green, E. Grill (89).
Block of four, intense shade and impression, sharp grill points, bold
strikes of segmented cork cancels, top stamps light horizontal crease,
otherwise Fine, an extremely rare block
(Image)
12c Black, E. Grill (90).
Perfectly centered, crisp impression showing every detail of the engraving,
cork cancel and trace of red transit at lower left, Extremely Fine Gem, a
superb stamp, with 1990 P.F. certificate
(Image) 
12c Black, E. Grill (90).
Block of four, intense shade, clear grill points, neat cork cancels, few
light creases, otherwise Fine, an extremely rare used block (Image) 
15c Black, E. Grill (91).
Block of four, crisp impression and clear grills, neat strikes of circle of
wedges cancels, choice centering for a multiple of this issueVERY FINE. AN EXCEEDINGLY RARE BLOCK OF THE 15-CENT E GRILL. BELIEVED TO BE THE FINEST OF THE FEW KNOWN.
Ex Emerson, Herzog and Hanschen (Image)