Built for the US Army as L-23B c/n LH-84 53-6181. Remanufactured as RL-23D c/n RLH-32 57-6060. Redesignated as an RU-8D in 1962. To the Detroit Institute of Aeronautics as N201GB by 1981. Front fuselage to the Michigan Institute of Aviation and Technology, Canton, MI.