National Helicopter Museum National Helicopter Museum traces the evolution of the rotary wing from early predecessors like the boomerang and Chinese tops to designs by Leonardo da Vinci and George Cayley to early motorized experiments to modern helicopters of today. Igor Sikorsky's first helicopter success in Stratford on September 14, 1939 is documented as well as his subsequent productions. Also displayed are the small gas turbine engines developed locally by Dr. Anselm Franz at Avco Lycoming which power such helicopters as the Bell Helicopter UH-1 Iroquois or "Huey" and the Boeing CH-47 Chinook. Other exhibits include ones on tilt rotor development; current photos
Chinook, Montana Chinook, Montana Chinook is a city in and the county seat of Blaine County, Montana, United States. The population was 1,203 at the 2010 census. Points of interest are the Bear Paw Battlefield Museum located in the small town's center and the Bear Paw Battlefield, located just twenty miles south of Chinook. Chinook is located at (48.5894, -109.2321). According to the United States Census Bureau, the city has a total area of , all of it land. As of the census of 2010, there were 1,203 people, 599 households, and 313 families residing in the city. The population density was