apparatus work
61Education of the Blind — • Includes statistics and history Catholic Encyclopedia. Kevin Knight. 2006. Education of the Blind Education of the Blind …
62History of film — This article is about the history of cinema. For other uses, see History of photography. Years in film 1870s 1880s 1890s …
63Leon Trotsky — Infobox Officeholder name = Leon Trotsky nationality = Russian small caption = order =People s Commissar for Army and Navy Affairs term start =March 13, 1918 term end =January 6, 1925 vicepresident = deputy =Ephraim Sklyansky predecessor =Nikolai …
64Rebreather — A fully closed circuit electronic rebreather (Ambient Pressure Diving Inspiration) Acronym CCUBA (Closed Circuit Underwater Breathing Apparatus); CCR (Closed circuit rebreather), SCR (Semi closed rebreather) Uses Breathing set …
65Magnifying transmitter — The magnifying transmitter was designed to implement Wireless energy transmission by means of the disturbed charge of ground and air method. The magnifying transmitter is an advanced version of Tesla coil transmitter. It is a high power harmonic… …
66Standard Industrial Classification — Le Standard Industrial Classification (classification normalisée des industries, abrégé en SIC) est un système de classification des industries utilisant quatre chiffres établi par le gouvernement des États Unis dans les années 1930. Il fut… …
67Michael Francis Tompsett — is a British born physicist and former researcher at English Electric Valve Company, [1] who later moved to Bell Labs in America. He is best known as the inventor of Charge Coupled Device (CCD) Imagers used for imaging in devices such as digital… …
68Alexander Graham Bell — Infobox Person name = Alexander Graham Bell image size = 225px caption = Portrait of Alexander Graham Bell c. 1910 birth date = 3 March 1847 birth place = Edinburgh, Scotland, UK death date = death date and age|1922|8|2|1847|3|3|df=y death place …
69Kilogram — Kg redirects here. For other uses, see Kg (disambiguation). Kilogram A computer generated image of the international prototype kilogram (IPK). The IPK is the kilogram. The IPK, which is roughly the size of a golf ball, sits here alongside a ruler …
70Fusor — The Farnsworth–Hirsch Fusor, or simply fusor, is an apparatus designed by Philo T. Farnsworth to create nuclear fusion. It has also been developed in various incarnations by researchers including Elmore, Tuck, and Watson, and more lately by… …
