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Derwent (formerly the "Cumberland Pencil Company") is a brand of pencils, art materials, and other stationery. The business began in 1832 in Cumberland under the name of "Banks, Son & Co". [ 1 ] The company was bought by US corporation ACCO Brands (known then as Rexel) in 1980, [ 2 ] and became a brand of their product range.
The first pencil factory in Keswick opened in 1832. The second and current factory was started in the 1920s and completed in 1950 and closed in 2007 when production was moved to Workington. [1] The museum opened in 1981 [2] and is home to one of the biggest colouring pencils in the world, the idea of technical manager Barbara Murray. The yellow ...
A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead , often made of graphite , is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from use.
The grease pencil, a wax writing tool also known as a wax pencil, china marker, or chinagraph pencil (especially in the United Kingdom), is a writing implement made of hardened colored wax and is useful for marking on hard, glossy non-porous surfaces.
Templates contain pre-dimensioned holes in the right scale to accurately draw a symbol or sign. Letter templates are used for drawing text, including digits and letter characters. Diagrams are usually of a standard letter shape and size to conform to standards of encodings (e.g. DIN or ANSI).
"I, Pencil" is written in the first person from the point of view of a pencil. The pencil details the complexity of its own creation, listing its components (cedar, lacquer, graphite, ferrule, factice, pumice, wax, glue) and the numerous people involved, down to the sweeper in the factory and the lighthouse keeper guiding the shipment into port.
The Derwent World Patents Index (DWPI) is a database containing patent applications and grants from 44 of the world's patent issuing authorities. [1] [2]Compiled in English by editorial staff, the database provides a short abstract detailing the nature and use of the invention described in a patent and is indexed into alphanumeric technology categories to allow retrieval of relevant patent ...
The Derwent Reservoir is a reservoir on the River Derwent, on the border between County Durham and Northumberland, in England. It is west of Consett . It is 3.5 miles (5.6 km) long) and covers an area of 4 km 2 and has a maximum depth of 100 ft (30m) and when full, holds 11,000 million gallons (50,000,000m³).