Portrait of a Killer: Jack the Ripper—Case Closed that a paper manufacture expert she hired asserts that reams of paper supposedly used by Jack the Ripper to write several letters to Scotland Yard and paper purchased by Sickert's mother bear the same small-press watermark. She also claims that there are matches in the cutter's marks, which are a result of the rough cutting of each quire (or small package) for packaging. A "quire" was usually of 24 sheets. Though Cornwell's book sold many copies, many Ripperologists and other critics argued that Cornwell's theory was far from persuasive. Critics also note that Cornwell has said that she did not
Postage stamp paper any other kind of paper. "Wallpaper" is the slang name given to the sheets of stamps that have little or no philatelic or monetary value. Philatelically, stamp paper can be partitioned into a few large groups. The first that is typically encountered in the stamp catalogs describes the texture of the paper, such as wove or laid. Many stamps have been printed with these different paper textures. Other groups can be formed as: Colored paper, safety or security paper and coated paper. In a stamp catalog, a stamp's paper is usually identified at the beginning of the issue. It will