Boeing engine started in 1943 and Boeing's gas turbines were designated models 502 (T50), 520 (T60), 540, 551 and 553. Boeing built 2,461 engines before production ceased in April 1968. Many applications of the Boeing gas turbine engines were considered to be firsts, including the first turbine-powered helicopter and boat. Vertol Aircraft Corporation was acquired by Boeing in 1960, and was reorganized as Boeing's Vertol division. The twin-rotor CH-47 Chinook, produced by Vertol, took its first flight in 1961. This heavy-lift helicopter remains a work-horse vehicle to the present day. In 1964, Vertol also began production of the CH-46 Sea Knight.
Chinook, Washington Chinook, Washington Chinook is a census-designated place (CDP) in Pacific County, Washington, United States. The population was 457 at the 2000 census and increased to 466 at the 2010 census. Chinook was the site of the first court in Pacific County in 1853, as well as the county's first salmon cannery in 1870. Chinook was once a wealthy town based on the salmon harvest. There was no road connection to Ilwaco until 1891, when the bridge was completed across the Chinook River. Later, the Ilwaco Railway and Navigation Company built a narrow gauge railroad from Megler to Ilwaco, passing down