This A-7D went directly from the factory to the 120th Tactical Fighter Squadron of the Colorado Air National Guard's 140th Tactical Fighter Wing in 1974. During its 18 year career with the Guard, it participated in many exercises and deployments. During a deployment to the Netherlands in 1976, the airplane was named Speedwell to celebrate the friendship between the Colorado Air National Guard and the town hosting them. In 1981, the squadron won the Air Force Worldwide Gunnery CoCompetition (nicknamed Gunsmoke). On loan from the National Museum of the USAF. (from the museum's website).

In September 1977, Coronet Ante brought 18 Corsairs to Gilze-Rijen, including this aircraft from the Colorado ANG that is now preserved in Denver.