William J Kozersky, Philatelist
Philatelist and dealer in collectible Charity Seals such as Christmas Seals, Spring TB Seals, Local TB Seals, Foreign TB Charity Seals, Easter Seals, Boys Town Seals, and Charity Seal Literature. Plus, Topical and Foreign Stamps, Disney Stamps, Stamp Collecting Supplies, and Postcards.
Extremely Fine (XF) - Nearly perfectly centered.
Very Fine (VF) - Slightly off-center on one side, with the design well clear of the edge. Imperforate stamps have three margins at least normal size.
Fine/VF (F-VF) - Off-center on one side, or only slightly off-center on two sides. Imperforate stamps have two margins at least normal size and the design does not touch the edge. Many early issues are printed in such a manner that the design is very close to the edge.
Fine (F) - Noticeably off-center on two sides. Imperforate stamps may have small margins. Earlier issues may show the design touching one edge of the stamp.
Ave/Fine (Ave-F) - Design cutting one edge of the stamp.
Average (Ave) - Design cutting two edges of the stamp.
NH (Never Hinged) - Full original gum with no hinge mark or other blemish or disturbance.
LH (Lightly Hinged) - Full original gum with a light disturbance of the gum, usually from the removal of a hinge.
HH (Heavily Hinged) - Includes multiple hinges or a particularly heavy hinge.
OG (Original Gum) - Hinging and/or other disturbances affecting up to 20% of the gum.
PG (Partial Gum) - Includes 20% to 80% of the original gum. The stamp may have hinge remnants.
RG (Regummed) - Believed to have been regummed.
NG (No Gum) - Includes less than 20% of the original gum.