Curtiss P-1 Hawk
Videos
The P-1 Hawk is a 1920s open-cockpit biplane fighter aircraft of the United States Army Air Corps. An earlier variant of the same aircraft had been designated PW-8 prior to 1925.
Curtiss P-1B Hawk
XPW-8B prototype for P-1
P-2 Hawk
P-3 Hawk
NACA cowling
Videos
The NACA cowling is a type of aerodynamic fairing used to streamline radial engines installed on airplanes. It was developed by Fred Weick of the National Advisory Committee for Aeronautics in 1927. I
Curtiss AT-5A Hawk with NACA cowling at the Langley Memorial Aeronautical Laboratory, October 1928
Close-up of the cowling on the Curtiss AT-5A