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Cadastral map of Roznberk in present-day Brno-Chrlice. In 1764, at the behest of Empress Maria Theresa, a complete survey of the Habsburg lands was begun, [14] initiated by the general staff of the Imperial and Royal Army under Field Marshal Count Leopold Joseph von Daun, who had become aware of the lack of reliable maps in the Seven Years' War.
The aircraft was designed by Nikolai Polikarpov to replace the U-1 trainer (a copy of the British Avro 504), which was known as Avrushka to the Soviets. [6]The prototype of the U-2, powered by a 74 kW (99 hp) Shvetsov M-11 air-cooled five-cylinder radial engine, first flew on 7 January 1928 piloted by M.M. Gromov. [6]
The higher conversion efficiency of the Stirling cycle compared with that of radioisotope thermoelectric generators (RTGs) used in previous missions (Viking, Pioneer, Voyager, Galileo, Ulysses, Cassini, New Horizons, Mars Science Laboratory, and Mars 2020) would have offered an advantage of a fourfold reduction in PuO 2 fuel, at half the mass of an RTG.
Beginning of sport aviation in Mislinja valley dates back in 1937. Since 1979 there is a new concrete runway which is 1200 meters long and 23 meters wide.
It traces its history to the Survey of the Coast, which was formed in 1807 as the first scientific agency of the U.S. federal government. It became the United States Coast Survey in 1836 and the United States Coast and Geodetic Survey in 1878, the latter name change reflecting the increasing role of geodesy in its work.
The Polikarpov I-16 (Russian: Поликарпов И-16) is a Soviet single-engine single-seat fighter aircraft of revolutionary design; it was the world's first low-wing cantilever monoplane fighter with retractable landing gear to attain operational status and as such "introduced a new vogue in fighter design". [2]
Sosna-U sight. The Sosna-U (Russian: Сосна-У, "Pine-U") is a Belarusian/Russian tank gunner's sight used on tanks such as the T-72B3, T-80BVM and T-90MS. [1] [2] It was developed in Belarus by JSC Peleng and later produced in Russia by JSC VOMZ. [3] [4] It features a daylight sight, a thermal sight and a laser rangefinder. The sight ...
Hispano-Suiza 8 engines and variants produced by Hispano-Suiza and other companies under licence were built in twenty-one factories in Spain, France, Britain, Italy, and the U.S. [1] Derivatives of the engine were also used abroad to power numerous aircraft types and the engine can be considered as the ancestor of another successful engine by ...