Boeing CH-47 Chinook fires, and supporting petroleum extraction operations. In December 2006, Columbia Helicopters Inc purchased the type certificate of the Model 234 from Boeing. The Chinook has also been licensed to be built by companies outside the United States, such as Elicotteri Meridionali (now AgustaWestland) in Italy and Kawasaki in Japan. The Army finally settled on the larger Chinook as its standard medium-transport helicopter, and as of February 1966, 161 aircraft had been delivered to the Army. The 1st Cavalry Division had brought its organic Chinook battalion when it arrived in 1965 and a separate aviation medium helicopter company, the 147th, had
Chinook Point was designated a National Historic Landmark in 1961. Chinook Point is a hilly promontory on the north bank of the Columbia River, roughly east of its actual mouth, which is marked on the north by Cape Disappointment and the south by Point Adams. The point is fortified with the remains of Fort Columbia, which include thirteen buildings erected in 1902, and three artillery emplacements installed between 1897 and 1900. The mouth of the Columbia River, the major river of the northwestern United States, was almost discovered several times before Captain Robert Gray spotted it in 1792. Spanish explorer Bruno de