Each of these sculptures is made from a single cylinder from a famous Pratt and Whitney 2800 or 1830 engine, and supplied with your choice of one of four professionally built models of the aircraft it powered. A magneto switch controls the lamp, which also illuminates the memorial plate.  All cylinders have been meticulously rebuilt to factory specifications and have data plates.The internal parts lamps are made from the moving internal parts of a 2800 Pratt and Whitney cylinder are laid out exactly as they would be in the cylinder.