Boeing CH-47 Chinook had remained in both production and frontline service for over 50 years. The military version of the helicopter has been subject to numerous export sales from nations across the world, typically using it as heavy-lift rotorcraft in a military context; the U.S. Army and the Royal Air Force (see Boeing Chinook (UK variants)) have been its two largest users. The civilian version of the Chinook is the Boeing Vertol 234. It has been used for a variety of purposes by a range of different civil operators, having often been used for passenger and cargo transport, along with niche roles such
Chinook Jargon Chinook words and phrases in her writing. In Oregon, Chinook Jargon was widely used by Natives, trappers, traders, employees of the Hudson's Bay Company, missionaries, and pioneers who came across the Oregon Trail from the 1830s-1870s. In Portland's first half century (1840s-1890s) there were frequent trade interactions between pioneers and Native Americans. After about 1900, when such daily interactions were less frequent, Jargon was spoken among pioneer families to prove how early they arrived out west. Many Oregonians used Jargon in casual conversation—to add humor, whimsy or emphasis and to exhibit deep knowledge of Oregon's history. Though traditions of speaking