slide-rule dial
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Slide rule — For other uses, see Slide rule (disambiguation). A typical ten inch student slide rule (Pickett N902 T simplex trig). The slide rule, also known colloquially as a slipstick,[1] is a mechanical analog computer. The slide rule is used primarily for … Wikipedia
Mechanical calculator — An old Russian mechanical calculator. A mechanical calculator is a device used to perform the basic operations of arithmetic. Mechanical calculators are comparable in size to small desktop computers and have been rendered obsolete by the advent… … Wikipedia
William Oughtred — (1575 1660). Born 5 March 157 … Wikipedia
Course Setting Bomb Sight — The CSBS Mk. IX mounted in a Fairey Battle. The bomb aimer is sighting through the white ring shaped backsights to the pin shaped foresights (just visible against the armoured cable) and holding the bomb release switch in his right hand. The… … Wikipedia
Timeline of historic inventions — The timeline of historic inventions is a chronological list of particularly important or significant technological inventions. Note: Dates for inventions are often controversial. Inventions are often invented by several inventors around the same… … Wikipedia
Sergey Korolyov — Infobox Person name = Sergey Pavlovich Korolyov Сергей Павлович Королёв Сергій Павлович Корольов residence = image size = 225px caption = Sergey Korolyov at the Kapustin Yar firing range in 1953. birth name = birth date = OldStyleDate|January… … Wikipedia
Norden bombsight — The Norden bombsight at the Computer History Museum in Mountain View, California. This example does not have the associated autopilot attached … Wikipedia
Breitling — is a brand of Swiss watches from the Canton of Jura. The watchmaker offers Certified Chronometers designed primarily for aviation use, though most frequently worn as high end luxury watches. Breitling s watches offer aviation functions, though… … Wikipedia
Trans-Oceanic — The Trans Oceanic (abbreviated T/O) was the name given to a series of portable radios produced from 1942 to 1981 by Zenith Radio. They were characterised by their heavy duty, high quality construction and their performance as shortwave… … Wikipedia
Objects from The Lost Room — The Objects from The Lost Room are supernatural artifacts from the Sci Fi Channel mini series The Lost Room. The set consists of roughly one hundred everyday items one would expect to find in an occupied motel room in the 1960s. They are… … Wikipedia
Sergei Korolev — Sergey Pavlovich Korolev Сергей Павлович Королёв Сергій Павлович Корольов Sergey Korolyov in Red Army uniform (1938). Born 12 January [O.S. 30 December 1906] 1907 … Wikipedia
