1870, 2¢ red brown, H. grill (135), original gum, essentially perfectly centered, brilliant color, clear grill. Extremely Fine, a rare stamp in this choice mint condition.
Scott $1,000

Expertization: with 1994, 2016 P.F. certificates. Scott $1,000 (Image)

Scott $1,000

1870, 6¢ carmine, 11 x 14 point essay grill (137E), 11 x 14 "points up" grill essay, without gum, a strongly impressed grill that is quite distinctive. Pulled perf at right and reperforated at bottom. Otherwise Fine.
Estimate 1,000 - 1,500

THE ONLY RECORDED EXAMPLE OF THIS ESSAY GRILL.

Expertization: with 2011 P.F. certificate.

Provenance: Earl of Crawford, Finkleburg.

This is believed to have originated from Charles F. Steele, who was the inventor and patent holder for the grilling device. (Image)

1870, 6¢ carmine, H. grill (137), well centered within uncommonly large margins, rich color. Quartered cork cancel. Extremely Fine, scarce this choice.
Scott $400

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

Scott $400

1871, 7¢ vermilion, H. grill (138), unusually well centered, bright rich color and neat circle of wedges cancel, clear grill points at bottom, visible from front. Extremely Fine.
Scott $475

Expertization: with photocopy of online 1980 P.F. certificate. Scott $475 (Image)

Scott $475

1870, 15¢ orange, H. grill (141), blue grid cancel, nicely centered, rich color and several clear grill points. F.-V.F.
Scott $1,550

Expertization: with photocopy of online (2003) P.F. certificate. Scott $1,550 (Image)

Scott $1,550