6c Carmine, H. Grill (137). Unused (no gum), vivid color, attractive margins and centering, Very Fine and choice, with 1988 P.F. and 2008 P.S.E. certificates (VF 80; SMQ $1,750.00, with note stating "faint late state H. grill"), this is a very difficult issue to find unused in sound, centered condition, the P.S.E. Population Report lists only this single example without gum at VF 80 with none higher, there are three original-gum examples graded higher (highest is 95), but that is the extent of the better graded unused population

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