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A Linotype machine keyboard. It has the following alphabet arrangement twice, once for lower case (the black keys) and once for upper case (the white keys), with the keys in the middle for numbers and symbols: etaoin / shrdlu / cmfwyp / vbgkqj / xz Close-up of keyboard, showing "etaoin / shrdlu" pattern
Keyboard key legends must be extremely durable over tens of millions of depressions, since they are subjected to extreme mechanical wear from fingers and fingernails, and subject to hand oils and creams, so engraving and filling key legends with paint, as was done previously for individual switches, was never acceptable.
Mechanical keyboards (or mechanical-switch keyboards) are computer keyboards which have an individual switch for each key. The following table is a compilation list of mechanical keyboard models, brands, and series:
Interesting Black History Facts Society. 1. Dr. Carter G. Woodson, known as the "Father of Black History," started the first Negro History Week in 1926 to ensure students would learn Black history ...
During the U.S. Civil War, more than 178,000 Black soldiers served across 175 regiments, making up 10% of the Union Army's soldiers and representing the key to the Union's victory.
Each year from Feb. 1 to March 1, Black History Month is recognized in the U.S. Set aside to commemorate the many contributions and accomplishments of Black Americans, the observation provides an ...
Competitive typist Albert Tangora demonstrating his typing in 1938. Touch typing (also called blind typing, or touch keyboarding) is a style of typing.Although the phrase refers to typing without using the sense of sight to find the keys—specifically, a touch typist will know their location on the keyboard through muscle memory—the term is often used to refer to a specific form of touch ...
From the hidden figures who made an impact, essential Black inventors, change-making civil rights leaders, award-winning authors, and showstopping 21st-century women, Black American history is ...