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This topic has appeared in the trending rankings 1 time(s) in the past year. While it does not trend frequently, its appearance suggests a renewed or concentrated surge of public interest.
Based on Wikipedia pageviews and search interest, this topic gained significant attention on the selected date.
Knife_(envelope) entered the ranking for the first time today at position #. This is its highest position ever recorded.
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-05-15 and was most recently seen on 2026-05-15.
Knife is the cutting die for envelope or wrapper blanks. It is called a knife rather than a die because the latter is an object that makes an embossed printed impression of the stamp or indicium on the envelope. Traditionally, a knife would normally be made of forged steel. It was placed on a stack of paper with the sharp edge against the paper. The press head forced the cutting edge all the way through the stack of paper. The cut blanks were removed from the knife and the process was repeated. Not only could it cut out the odd shape of an envelope, but a knife could be used to cut out shapes of airmail stickers or gummed labels in the shape of stars or circles. The variety of shapes a knife could cut would be infinite.
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