The American Motor & Aviation Co built a 100-125 hp, 441ci, five-cylinder, air-cooled rotary, aero engine. Built in the early 1900s, it received ATC 181,
The American Motor & Aviation Co built a 100-125 hp, 441ci, five-cylinder, air-cooled rotary, aero engine. Built in the early 1900s, it received ATC 181,