Cessna O-1 Bird Dog
The Cessna L-19/O-1 Bird Dog was a liaison and observation aircraft. It was the first all metal fixed wing aircraft ordered for and by the United States Army since the U.S. Army Air Forces separated from the Army in 1947, becoming its own branch of service, the U.S. Air Force. The Bird Dog had a lengthy career in the U.S. military as well as in other countries.
Bird Dog seen service is few pattern (including natural metal) and was operated by many countries. Countries which deployed Bird Dog were: Australia, Austria, Canada, Chile, France, Indonesia, Italy, Japan, Laos, Malta, Norway, Pakistan, Philippines, South Vietnam, Spain, Taiwan, Thailand, USA and Vietnam.