The Pope Thunderbird is an American homebuilt biplane designed by Leon Pope.
The Pope Thunderbird P-2 is a single engine, conventional landing gear-equipped, open cockpit biplane.[1] [2] The aircraft was designed by Leon Pope of Plymouth, Michigan and made its maiden flight on June 18, 1959.
. John W. R. Taylor . Jane's All The World's Aircraft 1961–62 . 1961 . Sampson Low, Marston & Company, Ltd. . London.