191951.6A is one of the military serial numbers assigned to the A1A Skyraider attack aircraft that was manufactured by Douglas Aircraft Company in the 1950s. The aircraft was designed as an all-weather attack aircraft, capable of landing and taking off on multiple types of terrain. It was utilized by both the United States Air Force and the United States Navy during the Korean War and the Vietnam War. The A1A was one of the most successful attack aircraft of its time, and was in service for more than thirty years before being retired in the 1980s.