We show a photograph of the Hess-Warrior, seen from the back. It has 7 cylinders and a power of 115/125 hp. It was built by Alliance Aircraft in 1929.

“Hess-Warrior”

-Photograph taken by G. Brosset at the Oshkosh Air Venture. Via AEHS.

-Another view of the Alliance engine of which in the previous paragraph only shows a rear view.

“Hess Warrior front view”