Grill: A pattern of parallel lines (or dots at the points where lines would cross) forming a grid. A grill is usually: 1) the impressed breaks added to stamps as a security measure (United States issues of 1867-71 and Peru issues of 1874-79); ...
Grille A security device in the form of small square dots embossed on certain stamps of the United States, Peru, etc., arranged in a certain pattern, breaking the paper fibres.
GRILL: Rows of pyramid-shaped embossing, impressed into the back of certain stamps. Grills broke stamp fibers, letting cancellation ink sink in, making re-use impossible.
GUM: The adhesive used on stamps.
Grill -- Nothing to do with cooking or the covering for automobile radiators, but a grid pattern made up of parallel lines or points pressed into stamp paper to break the paper fibers and cause them to absorb ink.
Grill. A waffle iron type of pattern impressed into some mid-19th century U.S. stamps to prevent such stamps from being washed and reused after their original use on mail.
Grills
"Grills" are a sort of embossing that was applied to US stamps as a security measure during the period from 1867-1872.
Grill - A pattern of parallel lines (or dots at the points where lines would cross) forming a grid.
Guillotine Perforation - Single cut-line from a machine resembling a guillotine.
Gum - See "Adhesive." ...
Grill
A network of lines, waffle patterns, or other forms that are embossed into the stamp paper after printing. As a security device, a grill's purpose is to break the paper fibers so that the paper readily absorbs the cancellation ink.
*Grill - 1) a device with a waffle-like pattern of parallel rows of raised points that is used to break the paper fiber of stamps 2) the waffle-like pattern of raised, broken points on a stamp, created by a grilling device.
Grill (philately)
Security paper
Stamp design
[edit] References
^ "Burelage" and "burelé" are used to described the 50 francs View of Paris stamp in Dallay catalogue, 2007-2008, page 183.
^ R.
Grill - a pattern of small, square dots in an overall square or diamond-shape that is applied to stamps to prevent their reuse after cancellation.
Grill
Series of small dots embossed on a stamp allowing ink from the postmark to sink in, thus preventing cleaning and reuse of the stamp.
Gum ...
Grill. A design impressed into a stamp as a protection against cleaning.
Guide Dots. Small dots made on the plate or transfer roll as a guide in the correct spacing and alignment of stamps.
What is a grill?
A security measure applied to some U.S. stamps between 1867 and 1874, grills are a pattern of small, square pyramids in parallel rows impressed or embossed on the stamp to break paper fibers.
F Grill: grill design used on US stamps in the 19th century.
F I: Finland, including the Åland Islands, country code as used by UPU.
FI: fiscals; a philatelic discipline recognized for FIP exhibitions.
Grill - Adhesive stamp bearing a fine pattern of criss-cross embossing to break up the paper structure and prevent erasure of a cancellation.
Two of the best known rare American stamps are the "Inverted Jenny" (which is actually a printing error) and the "1-cent Z grill" stamp.
Sweatbox: A closed box containing dampened spongelike material, over which stuck-together unused stamps are placed on a grill. Humidity softens the gum, allowing separation of stamps.
 See also: Stamp, Used, Perforation, Plate, Perforations
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