langs: 11 декабря [ru] / december 11 [en] / 11. dezember [de] / 11 décembre [fr] / 11 dicembre [it] / 11 de diciembre [es]
days: december 8 / december 9 / december 10 / december 11 / december 12 / december 13 / december 14
#1 Turboshaft
A turboshaft engine is a form of gas turbine that is optimized to produce shaftpower rather than jet thrust . In concept, turboshaft engines are very similar to turbojets , with additional turbine expansion to extract heat energy from the exhaust and convert it into output shaft power. They are even
#1 Wally Green
Walter Green (25 February 1918 [1] – 11 December 2006) was an international motorcycle speedway rider who finished second in the World Championship final in 1950 . [2] English speedway rider Wally Green Born ( 1918-02-25 ) 25 February 1918 London , England Died 11 December 2006 (2006-12-11) (aged
Ace Motor Corporation was a motorcycle manufacturer in continuous operation in Philadelphia, Pennsylvania between 1919 and 1924, and intermittently afterward until 1927. [1] Essentially only one model of the large luxury four-cylinder motorcycle, with slight variations, was made from first to last.
Henderson was a manufacturer of 4-cylinder motorcycles from 1912 until 1931. They were the largest and fastest motorcycles of their time, [ citation needed ] and appealed to both sport riders and police departments. Police favored them for traffic patrol because they were faster than anything else o
The Dunstall Norton was a Norton motorcycle made by Paul Dunstall, a specialist tuner of the 1960s and early 1970s twins originally using some parts from Norton's Domiracer project when the Birmingham factory was closed in 1963. [2] In 1966 Dunstall Motorcycles became a motorcycle manufacturer in it