3¢ rose, A. grill (79). Quite well centered with the usual perfs for this issue, fancy "U.S." in circle cancel, fresh Very Fine (photo). $1,400

Expertization: with 1978 P.F. certificate. Scott $1,400 (Image)

Scott $1,400

2¢ black, D. grill (84). Quite nicely centered for the scarce 2¢ "D" grill, bright color, circle of wedges cancel, fresh and Fine (photo). $4,750

Expertization: with 1993 P.S.E. certificate. Scott $4,750 (Image)

Scott $4,750

2¢ black, Z. grill (85B). Rather well centered for the very difficult 2¢ "Z" grill, intense color on bright paper, fancy blue cork cancel, Very Fine (photo). $1,250

Expertization: with 1987 P.F. certificate. Scott $1,250 (Image)

Scott $1,250

3¢ rose, Z. grill (85C). Rich color, clear grill, circle of wedges cancel, reperfed at top (not mentioned in cert), Very Fine appearance (photo). $3,250

Expertization: with clear 1972 P.F. certificate. Scott $3,250 (Image)

Scott $3,250

12¢ intense black, Z. grill (85E). Virtually perfectly centered, intense color, split cork cancel, Extremely Fine (photo). $2,400

A REMARKABLY CHOICE EXAMPLE OF THE 12¢ Z GRILL, WHICH SO OFTEN IS OFF CENTER AND/OR FAULTY.

Expertization: with 1999 P.F. certificate. Scott $2,400 (Image)

Scott $2,400

1¢ blue, E. grill (86). Outstanding centering within very large margins, bright color, light segmented cancel, choice Extremely Fine (photo). $425

Expertization: with 1998 P.F. certificate. Scott $425 (Image)

Scott $425

15¢ black, E. grill (91). Beautifully centered within massive margins for the 15¢ E. grill, crisp color and impression, light split cork cancel, an Extremely Fine jumbo (photo). $600

Expertization: with 1992 P.S.E. certificate and 2000 P.F. certificate. Scott $600 (Image)

Scott $600

1¢ blue, F. grill (92). Excellent centering within unusually large margins, bright color, light postmark, natural pre-printing crease, Extremely Fine, a stunning stamp (photo). $425

Expertization: with 2000 P.F. certificate. Scott $425 (Image)

Scott $425

90¢ blue, F. grill (101). Attractive centering within wide margins, bright color, light cancel, Very Fine (photo). $2,250

Expertization: with 1988, 2000 P.F. certificates. Scott $2,250 (Image)

Scott $2,250

90¢ blue, F. grill (101). Exceptionally fresh with rich color on bright paper, light cork cancel, Fine (photo). $2,250

Expertization: with 2000 P.F. certificate. Scott $2,250 (Image)

Scott $2,250

3¢ rose, A. grill (79). Exceptionally fresh color with an attractive blue cancel, usual perf condition for the grilled-all-over issue, light crease invisible from front, handsome Very Fine appearance (photo). $1,525 Scott $1,525 (Image)

Scott $1,525

3¢ rose, A. grill (79). Attractive single on large piece of cover, neat circle of wedges cancel, majority of perfs intact, horizontal tear at bottom, otherwise Fine (photo). $1,400 Scott $1,400 (Image)

Scott $1,400

3¢ rose, C. grill (83). Well centered within large margins, excellent color, fully discernible grill, cork cancel, choice Very Fine (photo). $1,100

Expertization: with 1988 and 2008 P.F. certificates, the latter graded VF 80.

Provenance: Barwis. Scott $1,100 (Image)

Scott $1,100

3¢ rose, D. grill (85). Unused, no gum, strong grill, reperfed, F.-V.F. appearance (photo). $2,400 Scott $2,400 (Image)

Scott $2,400

3¢ rose, D. grill (85). Rich color, neat segmented cork cancel, trivial tiny surface abrasion (invisible to naked eye and not mentioned in cert), fresh and Fine appearance (photo). $1,000

Expertization: with clear 1984 P.F. certificate. Scott $1,000 (Image)

Scott $1,000

12¢ intense black, Z. grill (85E). Full original gum with heavy hinge remnant, strong grill, overall toning with some heavier spots at top, otherwise Fine a collectible example of the exceedingly rare mint 12¢ "Z' grill (photo). $25,000 Scott $25,000 (Image)

Scott $25,000

12¢ intense black, Z. grill (85E). Fresh intense color, light ms cancel, reperfed at right (not mentioned in cert), handsome Fine appearance (photo). $2,400

Expertization: with clear 1957 P.F. certificate. Scott $2,400 (Image)

Scott $2,400

2¢ black, E. grill (87). Near perfect centering, bright color, faint blue cancel, Extremely Fine, a choice used gem (photo). $180

Expertization: with 1997 P.F. certificate. Scott $180 (Image)

Scott $180

2¢ black, E. grill (87). Exceptional centering, bright color, Extremely Fine (photo). $180 Scott $180 (Image)

Scott $180

10¢ green, E. grill (89). Excellent centering, rich color, grid cancel, fresh and Extremely Fine (photo). $325

Expertization: with 1998 P.F. certificate. Scott $325 (Image)

Scott $325

12¢ black, E. grill (90). Original gum hinge remnant, excellent color and impression, strong grill, fresh and Fine (photo). $4,750 Scott $4,750 (Image)

Scott $4,750

12¢ black, E. grill (90). Outstanding centering within unusually large margins, strong color, trivial upper left corner crease, choice Extremely Fine appearance (photo). $375 Scott $375 (Image)

Scott $375

15¢ black, E. grill (91). Nicely centered, intense color and a sharp impression, light grid and red cancels, F.-V.F (photo). $725

Expertization: with 1998 P.F. certificate. Scott $725 (Image)

Scott $725

15¢ black, E. grill (91). Straight line "paid" cancel, couple tiny perf flaws (photo). $630 Scott $630 (Image)

Scott $630

1¢ blue, F. grill (92). Original gum, pretty color, reperfed, trivial stain on reverse barely shows through, attractive Fine appearance (photo). $2,800 Scott $2,800 (Image)

Scott $2,800