F-22 Raptor 5th Gen Fighter Jet Introduction 9Apr1997 Contractors: Lockheed Martin / Boeing / Pratt & Whitney Challenge Coin / Medal / Medallion Silver Challenge Coin usually 1–3 meters under ground

usually 1–3 meters under ground

1 7/8 x 2 3/4 inch Challenge Coin

This coin is approximately 1 3/4 inches in diameter with hard baked enamel

Los Alamos was the heart of the project

1 3/4 x 3 inch Challenge Coin

F-22 Raptor 5th Gen Fighter Jet Introduction 9Apr1997 Contractors: Lockheed Martin / Boeing / Pratt & Whitney Challenge Coin / Medal / Medallion Silver Challenge Coin usually 1–3 meters under groundThis coin is approximately 3 inches in diameter with a nice raised relief. Air Dominance for America so that it will never be challenged. The Spirit of America. F 22 Raptor 5th Genrations Jet introduction April 9, 1997 US Air Force Plant 6 Marietta, Georgia. A testimony to the spirit of the American worker.