Insurance Co. The Spartan name was sold to the Spartan School of Aeronautics, which operates today under the name Spartan College of Aeronautics and Technology. However, Pratt and Whitney R2000 aircraft engines continued to be overhauled under the nominated company the Spartan Aircraft Company as late as 1970 according to Department of Defense appropriations listings Aircraft References Notes Bibliography External links "The Spartan Story" by Chet Peek - With history of Bill Skelly, The Spartan School, and The Spartan Aircraft Co. Aerospace companies of the United States Defunct aircraft manufacturers of the United States Companies based in Tulsa, Oklahoma Manufacturing companies established in 1928 1928 establishments in Oklahoma Portable buildings and shelters Recreational vehicles Defunct manufacturing companies based in Oklahoma