Loops at various air speeds ; single and multiple barrel rolls ; power spirals ; tail spins ; power on and power off ; half loop , half roll , and Immelmann turn ; inverted flight ; pulling out of dive at various air speeds ; flying the airplane on a level course with considerable angle of bank ; and flying in bumpy air .
Loops at various air speeds ; single and multiple barrel rolls ; power spirals ; tail spins ; power on and power off ; half loop , half roll , and immelman turn ; Inverted flight ; pulling out of dive at various air speeds ; flying the airplane on a level course with considerable angle of bank ; and flying in bumpy air .