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Tracing paper is paper made to have low opacity, allowing light to pass through. Its origins date back to at least the 1300s, when it was used by artists of the Italian Renaissance. [ 1 ] In the 1880s, tracing paper was produced en masse, used by architects, design engineers, and artists. [ 2 ]
Paper vellum has also become extremely important in hand or chemical reproduction technology for dissemination of plan copies. Like a high-quality traditional vellum, paper vellum could be produced thin enough to be virtually transparent to strong light, enabling a source drawing to be used directly in the reproduction of field-used drawings. [24]
The paper was coated with a solution containing a suspension of chalk. The British government used chalky paper in many of its colonies. One destructive test of chalk paper is to rub a piece of silver on the paper. A black, pencil-like mark will result if the paper is chalky. British Honduras SC# 62-71 (chalky) Mozambique Company SC#4 (chalked ...
Translucent paper may refer to: Tracing paper. Colour tracing paper; Onionskin; Vellum § Paper vellum This page was last edited on ...
Advertisement for Ansco Cyko photographic paper, 1922. Photographic paper is a paper coated with a light-sensitive chemical, used for making photographic prints.When photographic paper is exposed to light, it captures a latent image that is then developed to form a visible image; with most papers the image density from exposure can be sufficient to not require further development, aside from ...
From the early 1950s to the mid-1990s, waxed paper was used as a common wrapping for sports card packages (O-Pee-Chee, Topps, Donruss, etc.). It was notorious for leaving wax markings on the back card where the waxed paper was heated to be sealed. Waxed paper was used as a way to keep the enclosed piece of bubble gum protected. In the mid-1990s ...
The usual result is a negative shadow image that shows variations in tone that depends upon the transparency of the objects used. Areas of the paper that have received no light appear white; those exposed for a shorter time or through transparent or semi-transparent objects appear grey, [1] while fully-exposed areas are black in the final print.
The overlay paper have grammage of 18 – 50 m 2 and is made of pure cellulose, thus it must be made of well delignified pulp. It becomes transparent after impregnation letting the appearance of the decor paper come through. The laminating kraft have a grammage of 70 - 150 g/m 2 and is a smooth dense kraft paper. [8
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