printing density
81Merton (parish) — Merton Geography Status Civil parish (rural until 1907, then urban) 1881 area 1,765 acres 1921 area 1,762 acres 1951 area 1,762 acres …
82Overly, North Dakota —   City   Location of Overly, North Dakota …
83Ink — An ink is a liquid containing various pigments and/or dyes used for coloring a surface to produce an image, text, or design. Ink is used for drawing and/or writing with a pen, brush or quill. Thicker inks, in paste form, are used extensively in… …
84Halftone — For the music interval, see semitone. Left: Halftone dots. Right: How the human eye would see this sort of arrangement from a sufficient distance. Halftone is the reprographic technique that simulates continuous tone imagery through the use of… …
85List of IBM products — The following is a list of notable products from the International Business Machines (IBM) Corporation and its predecessor corporations, beginning in the 1890s, and spanning punched card machinery, time clocks, and typewriters, via mainframe… …
86Tracing paper — is a type of translucent paper. It is made by immersing unsized and unloaded paper of good quality in sulfuric acid for a few seconds. The acid converts some of the cellulose into amyloid form having a gelatinous and impermeable character. When… …
87Macau — Aomen redirects here. For the island in the Pacific Ocean, see Aomen (Bikini Atoll). For other uses, see Macau (disambiguation). Coordinates: 22°10′N 113°33′E / 22.167°N 113.55°E …
88Typography — Typographer redirects here. For the Typographer brand typewriter, see Typographer (typewriter). Not to be confused with topography or typology. In philately typography , especially in the case of 19th century stamps, refers to letterpress… …
89Grand Isle County, Vermont — Infobox U.S. County county = Grand Isle County state = Vermont map size = 125 founded = January 15, 1777 from New York s Charlotte County seat = North Hero | area total sq mi =195 area land sq mi =83 area water sq mi =112 area percentage = 57.56% …
90Color photography — Color film redirects here. For the motion picture equivalent, see Color motion picture film. A circa 1850 Hillotype photograph of a colored engraving. Long believed to be a complete fraud, recent testing found that Levi Hill s process did… …
